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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 $2,490 NZD
As of November 5, 2026
Save $13,315 NZD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $15,805 NZD at MOH London · As of November 5, 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 November 5, 2026, with prices from $2,490 to $15,805, a $13,315 spread on the same certified stone. MOH London lists it at $15,805. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $15,805 NZD|Low: $2,490 NZD|High: $16,058 NZD|Avg: $8,510 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 2$2,490 NZD
Retailer 4$5,390 NZD
Retailer 7$6,034 NZD
Retailer 5$6,253 NZD
Retailer 8$6,253 NZD
Retailer 9$7,537 NZD
Retailer 3$8,800 NZD
Retailer 6$9,716 NZD
Retailer 10$13,993 NZD
MOH London$15,805 NZD

17 data points across 10 retailers

10 retailers$2,490 NZD to $15,805 NZD

A
Cheapest Retailer
-
$2,490 NZD
B+
Retailer 2
-
$5,390 NZD
View
B+
Retailer 3
-
$5,865 NZD
View
B+
Retailer 4
-
$6,034 NZD
View
Final sale: no returns
B+
Retailer 5
-
$6,253 NZD
View
Retailer 6
-
$6,253 NZD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$7,813 NZD
View
B
Retailer 8
-
$8,800 NZD
View
B
Retailer 9
-
$9,716 NZD
View
Most Expensive
B
MOH London
LG476187349 · Nov 5
$15,805 NZD
£6,996 GBP
View
9 more retailers have this diamond
Prices start from $2,490 NZDSave up to $13,315 NZD

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
$2,490 NZD