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Round|Lab Grown|IGI

2.55ct I SI2 Round Lab Grown Diamond

ID • I/SI2 • IGI LG476187349

Shape and cutting style on the report: Round brilliant

Certificate IGI LG476187349

Diamond specifications and retailer prices

From $1,400 USD
As of October 30, 2026
Save $7,556 USD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,956 USD at MOH London · As of October 29, 2026
View at MOH London

About this 2.55ct lab-grown round diamond

This 2.55ct lab-grown round sits in the two to three carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG476187349 or 476187349. Listed at 10 retailers as of October 29, 2026, with prices from $1,400 to $8,956, a $7,556 spread on the same certified stone. MOH London lists it at $8,956. 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

2.55
Carat
I
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG476187349
Dimensions8.83 × 8.86 × 5.30 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.83 mm8.86 mm2.55 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG476187349
Side View
Table 58.0%Crown 34°Girdle: THN-MEDPavilion 40.1°Culet: NoneDepth 60.0%

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: Oct 30
Current: $8,956 USD|Low: $1,400 USD|High: $9,027 USD|Avg: $4,790 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2$1,400 USD
Retailer 4$3,030 USD
Retailer 7$3,392 USD
Retailer 5$3,515 USD
Retailer 8$3,515 USD
Retailer 9$4,237 USD
Retailer 3$4,947 USD
Retailer 6$5,462 USD
Retailer 10$7,866 USD
MOH London$8,956 USD

17 data points across 10 retailers

10 retailers$1,400 USD to $8,956 USD

A
Cheapest Retailer
-
$1,400 USD
B+
Retailer 2
-
$3,030 USD
View
B+
Retailer 3
-
$3,297 USD
View
B+
Retailer 4
-
$3,392 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,515 USD
View
Retailer 6
-
$3,515 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$4,392 USD
View
B
Retailer 8
-
$4,947 USD
View
B
Retailer 9
-
$5,462 USD
View
Most Expensive
B
MOH London
LG476187349 · Oct 29
$8,956 USD
£7,052 GBP
View
9 more retailers have this diamond
Prices start from $1,400 USDSave up to $7,556 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
2.55ct Round
$1,400 USD