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2.51ct G SI2 Round Natural Diamond

EX • G/SI2 • IGI 799675383

Shape and cutting style on the report: Round brilliant

Certificate IGI 799675383

Diamond specifications and retailer prices

From $10,572 SGD
As of October 29, 2026
Save $5,874 SGD (36%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $16,445 SGD at The Diamond Guys · As of October 31, 2026
View at The Diamond Guys

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 799675383. Listed at 7 retailers as of October 29, 2026, with prices from $10,572 to $16,445, a $5,874 spread on the same certified stone. The Diamond Guys lists it at $16,445. 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
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 799675383
Dimensions8.57 × 8.61 × 5.43 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
8.57 mm8.61 mm2.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 799675383
Side View
Table 59.0%Crown 35.4°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 63.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $14,486 SGD|Low: $10,301 SGD|High: $16,741 SGD|Avg: $13,785 SGD|-4.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
The Diamond Guys
October 30, 2026
Retailer 7$10,301 SGD
Retailer 5$10,572 SGD
Retailer 4$12,349 SGD
Retailer 2$12,485 SGD
Retailer 6$14,423 SGD
Retailer 1$14,486 SGD
Retailer 3$15,369 SGD
The Diamond Guys$16,445 SGD

31 data points across 8 retailers

7 retailers$10,572 SGD to $16,445 SGD

A
Cheapest Retailer
-
$10,572 SGD
A
Retailer 2
-
$12,349 SGD
$9,660 USD
View
A
Retailer 3
-
$12,485 SGD
$9,766 USD
View
A
Retailer 4
-
$14,423 SGD
$11,282 USD
View
A
Retailer 5
-
$14,486 SGD
€10,792 EUR
View
A
Retailer 6
-
$15,369 SGD
$12,022 USD
View
Most Expensive
A
The Diamond Guys
1959917951 · Oct 31
$16,445 SGD
$12,864 USD
View
6 more retailers have this diamond
Prices start from $10,572 SGDSave up to $5,874 SGD

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
$10,572 SGD