Round|Natural|GIA

2.51ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 1172645053

Certificate GIA 1172645053

Diamond specifications and retailer prices

From $27,264 USD
As of October 29, 2026
Save $10,002 USD (27%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $37,266 USD at Yorxs · As of October 29, 2026
View at Yorxs

About this 2.51ct natural round diamond

This 2.51ct natural 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 1172645053. Listed at 3 retailers as of October 29, 2026, with prices from $27,264 to $37,266, a $10,002 spread on the same certified stone. Yorxs lists it at $37,266. 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

2.51
Carat
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1172645053
Dimensions8.63 × 8.68 × 5.39 mm
L/W Ratio1.01
Top View
8.63 mm8.68 mm2.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1172645053
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°CuletDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $34,239 USD|Low: $27,010 USD|High: $37,266 USD|Avg: $32,614 USD|+1.8%
Retailer 1
Retailer 2
Yorxs
October 30, 2026
Retailer 2$27,264 USD
Retailer 1$34,239 USD
Yorxs$37,266 USD

37 data points across 3 retailers

3 retailers$27,264 USD to $37,266 USD

A
Cheapest Retailer
-
$27,264 USD
B+
Retailer 2
-
$34,239 USD
£26,960 GBP
View
Most Expensive
B
Yorxs
4862 · Oct 29
$37,266 USD
€35,491 EUR
View
2 more retailers have this diamond
Prices start from $27,264 USDSave up to $10,002 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
2.51ct Round
$27,264 USD