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Oval|Lab Grown|GCAL

2.56ct F SI1 Oval Lab Grown Diamond

EX • F/SI1

Diamond specifications and retailer prices

From $3,411 SGD
CA$3,706 CAD
As of October 30, 2026
3 retailers carry this diamond
Most expensive: $3,411 SGD at Diamond Exchange Canada
View at Diamond Exchange Canada

About this 2.56ct lab-grown oval diamond

This 2.56ct lab-grown oval sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL. Listed at 3 retailers as of October 30, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.56
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions10.59 × 7.79 × 4.85 mm
L/W Ratio1.36
Top View
10.59 mm7.79 mm2.56 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL
Side View
Table 57.0%CrownGirdle: MED-THKPavilionCuletDepth 62.3%

Caratlytics Score

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C
Average
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Price History

Last verified: Oct 30
Current: $3,411 SGD|Low: $446 SGD|High: $3,411 SGD|Avg: $1,414 SGD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
October 1, 2026
Retailer 2$446 SGD
Retailer 3$546 SGD
Retailer 4$554 SGD
Diamond Exchange Canada$3,411 SGD

4 data points across 4 retailers

3 retailers

Retailer 1
-
$446 SGD
$349 USD
Price last confirmed 40 days ago
Retailer 2
-
$546 SGD
$427 USD
View
Price last confirmed 40 days ago
Most Expensive
C
Diamond Exchange Canada
1986528140 · Oct 30
$3,411 SGD
CA$3,706 CAD
View
2 more retailers have this diamond

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

C
2.56ct Oval
$3,411 SGD