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Round|Lab Grown|GIA

2.57ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • GIA 2477953800

Certificate GIA 2477953800

Diamond specifications and retailer prices

From $1,113 SGD
$871 USD
As of October 29, 2026
Save $3,736 SGD (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,850 SGD at MOH London · As of October 27, 2026
View at MOH London

About this 2.57ct lab-grown round diamond

This 2.57ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2477953800. Listed at 16 retailers as of October 27, 2026, with prices from $1,113 to $4,850, a $3,736 spread on the same certified stone. MOH London lists it at $4,850. 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 2477953800
Dimensions8.79 × 8.76 × 5.42 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
8.79 mm8.76 mm2.57 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2477953800
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,850 SGD|Low: $973 SGD|High: $4,900 SGD|Avg: $2,174 SGD|+14.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 8$1,113 SGD
Retailer 16$1,113 SGD
Retailer 12$1,212 SGD
Retailer 4$1,291 SGD
Retailer 6$1,424 SGD
Retailer 15$1,425 SGD
Retailer 5$1,735 SGD
Retailer 9$1,784 SGD
Retailer 2$1,904 SGD
Retailer 3$2,076 SGD
Retailer 14$2,086 SGD
Retailer 11$2,199 SGD
Retailer 13$2,970 SGD
Retailer 10$2,979 SGD
Retailer 17$3,632 SGD
Retailer 7$4,398 SGD
MOH London$4,850 SGD

38 data points across 17 retailers

16 retailers$1,113 SGD to $4,850 SGD

Retailer 1
-
$1,113 SGD
$871 USD
Price last confirmed 33 days ago
A
Retailer 2
-
$1,113 SGD
$871 USD
View
B+
Retailer 3
-
$1,212 SGD
$948 USD
View
Retailer 4
-
$1,291 SGD
$1,010 USD
View
Price last confirmed 19 days ago
B+
Retailer 5
-
$1,424 SGD
$1,114 USD
View
B+
Retailer 6
-
$1,425 SGD
$1,115 USD
View
B+
Retailer 7
-
$1,735 SGD
$1,357 USD
View
B
Retailer 8
-
$1,904 SGD
£1,172 GBP
View
B
Retailer 9
-
$2,076 SGD
$1,624 USD
View
Retailer 10
-
$2,086 SGD
£1,285 GBP
View
Price last confirmed 13 days ago
Retailer 11
-
$2,199 SGD
$1,720 USD
View
Price last confirmed 9 days ago
B
Retailer 12
-
$2,970 SGD
$2,323 USD
View
B
Retailer 13
-
$2,979 SGD
$2,330 USD
View
B
Retailer 14
-
$3,632 SGD
$2,841 USD
View
Retailer 15
-
$4,398 SGD
$3,440 USD
View
Price last confirmed 35 days ago
Most Expensive
B
MOH London
2477953800 · Oct 27
$4,850 SGD
£2,987 GBP
View
15 more retailers have this diamond
Prices start from $1,113 SGDSave up to $3,736 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
2.57ct Round
$1,113 SGD