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Round|Natural|GIA

2.51ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 3555571199

Certificate GIA 3555571199

Diamond specifications and retailer prices

From $12,851 SGD
As of November 4, 2026
Save $10,234 SGD (44%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $23,085 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3555571199. Listed at 10 retailers as of November 4, 2026, with prices from $12,851 to $23,085, a $10,234 spread on the same certified stone. NZ Jewellers lists it at $23,085. 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
M
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 3555571199
Dimensions8.61 × 8.65 × 5.40 mm
L/W Ratio1.00
Culet sizeNone
Top View
8.61 mm8.65 mm2.51 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 3555571199
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $23,085 SGD|Low: $10,934 SGD|High: $23,085 SGD|Avg: $15,039 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 3$10,934 SGD
Retailer 4$11,614 SGD
Retailer 12$12,851 SGD
Retailer 8$12,975 SGD
Retailer 9$13,851 SGD
Retailer 11$15,004 SGD
Retailer 6$15,236 SGD
Retailer 10$15,351 SGD
Retailer 5$16,606 SGD
Retailer 7$17,313 SGD
Retailer 2$18,035 SGD
NZ Jewellers$23,085 SGD

38 data points across 12 retailers

10 retailers$12,851 SGD to $23,085 SGD

B+
Cheapest Retailer
-
$12,851 SGD
B+
Retailer 2
-
$12,975 SGD
View
Retailer 3
-
$13,851 SGD
View
Price last confirmed 8 days ago
B
Retailer 4
-
$15,004 SGD
View
B
Retailer 5
-
$15,236 SGD
View
B
Retailer 6
-
$15,351 SGD
View
B
Retailer 7
-
$16,606 SGD
View
B
Retailer 8
-
$17,313 SGD
View
B
Retailer 9
-
$18,035 SGD
View
Most Expensive
C
NZ Jewellers
928eeac4-075c-4203-be19-aaab7d08d85b · Nov 5
$23,085 SGD
$18,073 USD
View
9 more retailers have this diamond
Prices start from $12,851 SGDSave up to $10,234 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.

B+
2.51ct Round
$12,851 SGD