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Round|Natural|GIA

2.51ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 6521477112

Certificate GIA 6521477112

Diamond specifications and retailer prices

From $10,508 SGD
As of November 5, 2026
Save $9,255 SGD (47%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $19,764 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 L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6521477112. Listed at 16 retailers as of November 5, 2026, with prices from $10,508 to $19,764, a $9,255 spread on the same certified stone. NZ Jewellers lists it at $19,764. 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
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6521477112
Dimensions8.76 × 8.70 × 5.29 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
8.76 mm8.70 mm2.51 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6521477112
Side View
Table 60.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
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: Nov 5
Current: $13,569 SGD|Low: $10,508 SGD|High: $16,395 SGD|Avg: $13,418 SGD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 4$10,508 SGD
Retailer 6$12,143 SGD
Retailer 2$12,758 SGD
Retailer 1$13,569 SGD
Retailer 5$14,891 SGD
Retailer 3$16,282 SGD

29 data points across 6 retailers

16 retailers$10,508 SGD to $19,764 SGD

A
Cheapest Retailer
-
$10,508 SGD
A
Retailer 2
-
$10,709 SGD
View
B+
Retailer 3
-
$12,143 SGD
View
Retailer 4
-
$12,367 SGD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$12,758 SGD
View
B+
Retailer 6
-
$12,939 SGD
View
Retailer 7
-
$13,088 SGD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$13,569 SGD
View
B
Retailer 9
-
$14,179 SGD
View
B
Retailer 10
-
$14,398 SGD
View
B
Retailer 11
-
$14,510 SGD
View
B
Retailer 12
-
$14,514 SGD
View
B
Retailer 13
-
$14,891 SGD
View
B
Retailer 14
-
$16,282 SGD
View
B
Retailer 15
-
$16,361 SGD
View
Most Expensive
B
NZ Jewellers
97f1f53f-56be-4e96-815e-c755986a0b38 · Nov 5
$19,764 SGD
$15,473 USD
View
15 more retailers have this diamond
Prices start from $10,508 SGDSave up to $9,255 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
$10,508 SGD