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Calibrated

Calibrated diamonds are precisely cut to predetermined dimensions and proportions, allowing for an exact fit in complex jewelry settings such as pavé, channel, micro-set, and other intricate styles. Their measurements — length, width, and height—are standardized to high precision, enabling the creation of perfectly uniform, symmetrical rows and multi-stone compositions.

They are available in a wide range of shapes — from classic Round to Baguette, Princess, Oval, and more. This makes them essential in designs where both visual harmony and technical precision are paramount. Compared to center stones or solitaires, their faceting is typically simplified, which may slightly reduce optical depth — such as brilliance and fire. However, in pavé work or decorative inlays, this is offset by the visual rhythm, repetition, and overall harmony of the composition.

Calibrated diamonds are the preferred choice for jewelers who demand absolute precision, symmetry, and visual clarity. They bring refined brilliance, elegance, and a contemporary architectural edge — highlighting both craftsmanship and the intention behind each design.

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55 items found
Loose calibrated diamonds, 6.80 mm * 6.80 mm, color Fancy Vivid Yellow,...
HPHT Cushion, 6.80 mm * 6.80 mm, Fancy Vivid Yellow / VS+
912.64 $
Loose calibrated diamonds, 6.20 mm * 6.14 mm, color Fancy Vivid Yellow,...
HPHT Cushion, 6.20 mm * 6.14 mm, Fancy Vivid Yellow / VS+
637.36 $
Loose calibrated diamonds, 5.50 mm * 5.50 mm, color Fancy Vivid Yellow,...
HPHT Cushion, 5.50 mm * 5.50 mm, Fancy Vivid Yellow / VS+
402.30 $
hpht Round, 6.40 mm, F+ / VS+
131.84 $
Loose calibrated diamonds, 6.00 mm, color F+, clarity VS+
CVD Round, 6.00 mm, F+ / VS+
92.83 $
Loose calibrated diamonds, 6.00 mm * 6.00 mm, color E+, clarity VS+
HPHT Trilliant, 6.00 mm * 6.00 mm, E+ / VS+
217.24 $
Loose calibrated diamonds, 8.00 mm * 4.00 mm, color F+, clarity VS+
CVD Taper Baguette, 8.00 mm * 4.00 mm, F+ / VS+
159.77 $
Loose calibrated diamonds, 5.50 mm * 5.50 mm, color E+, clarity VS+
HPHT Trilliant, 5.50 mm * 5.50 mm, E+ / VS+
152.87 $
Loose calibrated diamonds, 6.80 mm * 4.50 mm, color E+, clarity VS+
HPHT Pear, 7.00 mm * 4.50 mm, E+ / VS+
152.41 $
Loose calibrated diamonds, 7.00 mm * 3.60 mm, color F+, clarity VS+
CVD Taper Baguette, 7.00 mm * 3.60 mm, F+ / VS+
128.74 $
Loose calibrated diamonds, 5.00 mm, color F+, clarity VS+
CVD Round, 5.00 mm, F+ / VS+
59.25 $
Loose calibrated diamonds, 5.00 mm * 5.00 mm, color E+, clarity VS+
HPHT Trilliant, 5.00 mm * 5.00 mm, E+ / VS+
122.99 $
Loose calibrated diamonds, 6.00 mm * 4.00 mm, color E+, clarity VS+
HPHT Pear, 6.00 mm * 4.00 mm, E+ / VS+
83.33 $
Loose calibrated diamonds, 5.50 mm * 3.55 mm, color E+, clarity VS+
CVD Taper Baguette, 5.50 mm * 3.55 mm, E+ / VS+
107.01 $
Loose calibrated diamonds, 4.50 mm, color F+, clarity VS+
CVD Round, 4.50 mm, F+ / VS+
42.83 $
Loose calibrated diamonds, 4.40 mm, color F+, clarity VS+
CVD Round, 4.40 mm, F+ / VS+
38.28 $
Loose calibrated diamonds, 4.45 mm * 4.45 mm, color E+, clarity VS+
HPHT Trilliant, 4.50 mm * 4.50 mm, E+ / VS+
85.06 $
Loose calibrated diamonds, 4.30 mm, color F+, clarity VS+
CVD Round, 4.30 mm, F+ / VS+
35.70 $
Loose calibrated diamonds, 4.20 mm, color F+, clarity VS+
CVD Round, 4.20 mm, F+ / VS+
33.72 $
Loose calibrated diamonds, 4.10 mm, color F+, clarity VS+
HPHT Round, 4.10 mm, F+ / VS+
31.62 $
Loose calibrated diamonds, 4.00 mm, color F+, clarity VS+
CVD Round, 4.00 mm, F+ / VS+
28.99 $
Loose calibrated diamonds, 3.90 mm, color F+, clarity VS+
CVD Round, 3.90 mm, F+ / VS+
24.91 $
Loose calibrated diamonds, 5.00 mm * 3.15 mm, color E+, clarity VS+
HPHT Taper Baguette, 5.00 mm * 3.15 mm, E+ / VS+
57.93 $
Loose calibrated diamonds, 3.80 mm, color F+, clarity VS+
HPHT Round, 3.80 mm, F+ / VS+
22.15 $
Loose calibrated diamonds, 3.70 mm, color F+, clarity VS+
CVD Round, 3.70 mm, F+ / VS+
20.59 $
Loose calibrated diamonds, 4.00 mm * 4.00 mm, color E+, clarity VS+
HPHT Trilliant, 4.00 mm * 4.00 mm, E+ / VS+
51.15 $
Loose calibrated diamonds, 5.00 mm * 3.00 mm, color E+, clarity VS+
CVD Pear, 5.00 mm * 3.00 mm, E+ / VS+
52.64 $
Loose calibrated diamonds, 3.60 mm, color F+, clarity VS+
CVD Round, 3.60 mm, F+ / VS+
16.20 $
Loose calibrated diamonds, 3.50 mm, color F+, clarity VS+
CVD Round, 3.50 mm, F+ / VS+
15.67 $
Loose calibrated diamonds, 3.40 mm, color F+, clarity VS+
CVD Round, 3.40 mm, F+ / VS+
13.93 $
Loose calibrated diamonds, 3.30 mm, color F+, clarity VS+
CVD Round, 3.30 mm, F+ / VS+
12.66 $
Loose calibrated diamonds, 3.20 mm, color F+, clarity VS+
CVD Round, 3.20 mm, F+ / VS+
11.95 $
Loose calibrated diamonds, 3.10 mm, color F+, clarity VS+
CVD Round, 3.10 mm, F+ / VS+
10.55 $
Loose calibrated diamonds, 3.00 mm, color F+, clarity VS+
HPHT Round, 3.00 mm, F+ / VS+
9.83 $
Loose calibrated diamonds, 2.90 mm, color F+, clarity VS+
CVD Round, 2.90 mm, F+ / VS+
8.47 $
Loose calibrated diamonds, 2.80 mm, color F+, clarity VS+
HPHT Round, 2.80 mm, F+ / VS+
8.22 $
Loose calibrated diamonds, 2.70 mm, color F+, clarity VS+
HPHT Round, 2.70 mm, F+ / VS+
7.24 $
Loose calibrated diamonds, 2.60 mm, color F+, clarity VS+
CVD Round, 2.60 mm, F+ / VS+
6.33 $
Loose calibrated diamonds, 2.50 mm, color F+, clarity VS+
CVD Round, 2.50 mm, F+ / VS+
5.70 $
Loose calibrated diamonds, 2.40 mm, color F+, clarity VS+
CVD Round, 2.40 mm, F+ / VS+
5.09 $
Loose calibrated diamonds, 2.30 mm, color F+, clarity VS+
CVD Round, 2.30 mm, F+ / VS+
4.48 $
Loose calibrated diamonds, 2.20 mm, color F+, clarity VS+
CVD Round, 2.20 mm, F+ / VS+
4.07 $
Loose calibrated diamonds, 2.10 mm, color F+, clarity VS+
CVD Round, 2.10 mm, F+ / VS+
3.46 $
Loose calibrated diamonds, 2.00 mm, color F+, clarity VS+
HPHT Round, 2.00 mm, F+ / VS+
3.03 $
Loose calibrated diamonds, 1.90 mm, color F+, clarity VS+
CVD Round, 1.90 mm, F+ / VS+
2.62 $
Loose calibrated diamonds, 1.80 mm, color F+, clarity VS+
CVD Round, 1.80 mm, F+ / VS+
2.55 $
Loose calibrated diamonds, 1.70 mm, color F+, clarity VS+
HPHT Round, 1.70 mm, F+ / VS+
2.62 $
Loose calibrated diamonds, 1.60 mm, color F+, clarity VS+
CVD Round, 1.60 mm, F+ / VS+
2.15 $
Loose calibrated diamonds, 1.50 mm, color F+, clarity VS+
HPHT Round, 1.50 mm, F+ / VS+
2.03 $
Loose calibrated diamonds, 1.40 mm, color F+, clarity VS+
HPHT Round, 1.40 mm, F+ / VS+
1.52 $
Loose calibrated diamonds, 1.30 mm, color F+, clarity VS+
HPHT Round, 1.30 mm, F+ / VS+
1.29 $
Loose calibrated diamonds, 1.20 mm, color F+, clarity VS+
HPHT Round, 1.20 mm, F+ / VS+
1.33 $
Loose calibrated diamonds, 1.10 mm, color F+, clarity VS+
HPHT Round, 1.10 mm, F+ / VS+
1.33 $
Loose calibrated diamonds, 1.00 mm, color F+, clarity VS+
HPHT Round, 1.00 mm, F+ / VS+
1.62 $
Loose calibrated diamonds, 0.90 mm, color F+, clarity VS+
HPHT Round, 0.90 mm, F+ / VS+
1.10 $