CaratHunter
Plans
Round|Lab Grown|IGI

2.57ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG795636795

Shape and cutting style on the report: Round brilliant

Certificate IGI LG795636795

Diamond specifications and retailer prices

From $422 USD
HK$3,300 HKD
As of October 30, 2026
Save $1,118 USD (73%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,541 USD at MOH London · As of October 25, 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 IGI LG795636795 or 795636795. Listed at 7 retailers as of October 25, 2026, with prices from $422 to $1,541, a $1,118 spread on the same certified stone. MOH London lists it at $1,541. 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
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795636795
Dimensions8.85 × 8.89 × 5.35 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.85 mm8.89 mm2.57 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795636795
Side View
Table 59.0%Crown 33.1°Girdle: THN-MEDPavilion 41.3°Culet: NoneDepth 60.3%

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 30
Current: $1,541 USD|Low: $518 USD|High: $1,557 USD|Avg: $795 USD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 4$618 USD
Retailer 2$626 USD
Retailer 3$682 USD
Retailer 5$685 USD
Retailer 6$780 USD
MOH London$1,541 USD

43 data points across 6 retailers

7 retailers$422 USD to $1,541 USD

A
Cheapest Retailer
-
$422 USD
HK$3,300 HKD
A
Retailer 2
-
$618 USD
€589 EUR
View
B+
Retailer 3
-
$626 USD
View
A
Retailer 4
-
$682 USD
£537 GBP
View
A
Retailer 5
-
$685 USD
View
A
Retailer 6
-
$780 USD
View
Most Expensive
B
MOH London
LG795636795 · Oct 25
$1,541 USD
£1,213 GBP
View
6 more retailers have this diamond
Prices start from $422 USDSave up to $1,118 USD

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
$422 USD