Round|Lab Grown|GIA

2.12ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • GIA 6445832453

Certificate GIA 6445832453

Diamond specifications and retailer prices

From $764 USD
£602 GBP
As of October 30, 2026
Save $1,114 USD (59%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,878 USD at Adiamor · As of October 31, 2026
View at Adiamor

About this 2.12ct lab-grown round diamond

This 2.12ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6445832453. Listed at 3 retailers as of October 30, 2026, with prices from $764 to $1,878, a $1,114 spread on the same certified stone. Adiamor lists it at $1,878. 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

2.12
Carat
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabGIA
CertificateGIA 6445832453
Dimensions8.21 × 8.23 × 5.11 mm
L/W Ratio1.00
Culet sizeNone
Top View
8.21 mm8.23 mm2.12 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6445832453
Side View
Table 58.0%Crown 35.5°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,878 USD|Low: $760 USD|High: $3,290 USD|Avg: $2,160 USD
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 2$764 USD
Retailer 3$808 USD
Adiamor$1,878 USD
Retailer 5$2,930 USD
Retailer 4$3,290 USD
Retailer 6$3,290 USD

3 data points across 6 retailers

3 retailers$764 USD to $1,878 USD

A
Cheapest Retailer
-
$764 USD
£602 GBP
B+
Retailer 2
-
$808 USD
View
Most Expensive
B
Adiamor
D-82826868 · Oct 31
$1,878 USD
View
2 more retailers have this diamond
Prices start from $764 USDSave up to $1,114 USD

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.

A
2.12ct Round
$764 USD