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2.53ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • IGI LG770653209

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770653209

Diamond specifications and retailer prices

From $665 NZD
As of November 4, 2026
Save $2,285 NZD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,951 NZD at MOH London · As of November 3, 2026
View at MOH London

About this 2.53ct lab-grown round diamond

This 2.53ct lab-grown 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 IGI LG770653209 or 770653209. Listed at 15 retailers as of November 3, 2026, with prices from $665 to $2,951, a $2,285 spread on the same certified stone. MOH London lists it at $2,951. 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

2.53
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770653209
Dimensions8.71 × 8.67 × 5.44 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
8.71 mm8.67 mm2.53 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770653209
Side View
Table 57.0%Crown 33.9°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.6%

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: Nov 4
Current: $2,951 NZD|Low: $665 NZD|High: $5,105 NZD|Avg: $1,952 NZD|-1.1%
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
November 6, 2026
Retailer 14$665 NZD
Retailer 3$736 NZD
Retailer 8$1,005 NZD
Retailer 11$1,188 NZD
Retailer 2$1,293 NZD
Retailer 13$1,398 NZD
Retailer 4$1,507 NZD
Retailer 7$2,028 NZD
Retailer 10$2,160 NZD
Retailer 12$2,348 NZD
Retailer 9$2,526 NZD
Retailer 6$2,547 NZD
Retailer 5$2,873 NZD
MOH London$2,951 NZD

20 data points across 14 retailers

15 retailers$665 NZD to $2,951 NZD

Retailer 1
-
$569 NZD
Price last confirmed 36 days ago
A
Retailer 2
-
$665 NZD
View
Final sale: no returns
Retailer 3
-
$688 NZD
View
Price last confirmed 31 days ago
Retailer 4
-
$736 NZD
View
Price last confirmed 35 days ago
A
Retailer 5
-
$1,005 NZD
View
B+
Retailer 6
-
$1,188 NZD
View
A
Retailer 7
-
$1,293 NZD
View
A
Retailer 8
-
$1,398 NZD
View
A
Retailer 9
-
$1,507 NZD
View
A
Retailer 10
-
$2,028 NZD
View
B+
Retailer 11
-
$2,160 NZD
View
B+
Retailer 12
-
$2,348 NZD
View
Retailer 13
-
$2,368 NZD
View
Price last confirmed 30 days ago
A
Retailer 14
-
$2,526 NZD
View
Most Expensive
A
MOH London
LG770653209 · Nov 3
$2,951 NZD
£1,306 GBP
View
14 more retailers have this diamond
Prices start from $665 NZDSave up to $2,285 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
2.53ct Round
$665 NZD