Round|Natural|GIA

2.57ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 2537883539

Certificate GIA 2537883539

Diamond specifications and retailer prices

From $29,105 SGD
$22,767 USD
As of October 31, 2026
Save $20,946 SGD (42%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $50,051 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 2.57ct natural round diamond

This 2.57ct natural round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2537883539. Listed at 28 retailers as of October 31, 2026, with prices from $29,105 to $50,051, a $20,946 spread on the same certified stone. MOH London lists it at $50,051. 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

2.57
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2537883539
Dimensions8.68 × 8.72 × 5.42 mm
L/W Ratio1.00
Top View
8.68 mm8.72 mm2.57 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2537883539
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.3%

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: Oct 31
Current: $50,051 SGD|Low: $29,105 SGD|High: $50,655 SGD|Avg: $36,301 SGD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 8$29,105 SGD
Retailer 9$30,711 SGD
Retailer 3$31,206 SGD
Retailer 11$32,048 SGD
Retailer 10$32,305 SGD
Retailer 2$32,330 SGD
Retailer 6$32,809 SGD
Retailer 4$38,714 SGD
Retailer 7$42,489 SGD
Retailer 5$44,315 SGD
MOH London$50,051 SGD

32 data points across 11 retailers

28 retailers$29,105 SGD to $50,051 SGD

B+
Cheapest Retailer
-
$29,105 SGD
$22,767 USD
B+
Retailer 2
-
$29,179 SGD
$22,825 USD
View
B+
Retailer 3
-
$30,711 SGD
$24,023 USD
View
Final sale: no returns
B+
Retailer 4
-
$31,206 SGD
$24,410 USD
View
B+
Retailer 5
-
$32,048 SGD
$25,069 USD
View
Retailer 6
-
$32,048 SGD
$25,069 USD
View
Price last confirmed 25 days ago
Retailer 7
-
$32,305 SGD
A$38,877 AUD
View
Price last confirmed 29 days ago
B+
Retailer 8
-
$32,330 SGD
£19,913 GBP
View
B
Retailer 9
-
$32,809 SGD
$25,664 USD
View
Retailer 10
-
$32,809 SGD
$25,664 USD
View
Price last confirmed 26 days ago
B
Retailer 11
-
$32,868 SGD
$25,710 USD
View
B
Retailer 12
-
$32,868 SGD
$25,710 USD
View
Retailer 13
-
$33,650 SGD
$26,322 USD
View
Price last confirmed 33 days ago
B+
Retailer 14
-
$33,954 SGD
$26,560 USD
View
B+
Retailer 15
-
$34,255 SGD
$26,796 USD
View
Retailer 16
-
$34,719 SGD
$27,158 USD
View
Price last confirmed 25 days ago
Retailer 17
-
$34,719 SGD
$27,158 USD
View
Price last confirmed 41 days ago
B
Retailer 18
-
$35,634 SGD
$27,874 USD
View
Retailer 19
-
$36,053 SGD
$28,202 USD
View
Price last confirmed 34 days ago
Retailer 20
-
$36,053 SGD
$28,202 USD
View
Price last confirmed 41 days ago
B
Retailer 21
-
$36,053 SGD
$28,202 USD
View
B
Retailer 22
-
$38,714 SGD
€28,841 EUR
View
B
Retailer 23
-
$42,489 SGD
£26,170 GBP
View
B
Retailer 24
-
$44,315 SGD
ZAR 560,007 ZAR
View
B
Retailer 25
-
$45,401 SGD
$35,514 USD
View
Retailer 26
-
$45,401 SGD
$35,514 USD
View
Price last confirmed 43 days ago
Retailer 27
-
$45,401 SGD
$35,514 USD
View
Price last confirmed 36 days ago
Most Expensive
B
MOH London
16EC813E8 · Nov 1
$50,051 SGD
£30,828 GBP
View
27 more retailers have this diamond
Prices start from $29,105 SGDSave up to $20,946 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+
2.57ct Round
$29,105 SGD