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2.05ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG487173718

Shape and cutting style on the report: Round brilliant

Certificate IGI LG487173718

Diamond specifications and retailer prices

From $1,726 NZD
As of November 5, 2026
Save $10,350 NZD (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $12,075 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 2.05ct lab-grown round diamond

This 2.05ct lab-grown round sits in the two to three carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG487173718 or 487173718. Listed at 11 retailers as of November 5, 2026, with prices from $1,726 to $12,075, a $10,350 spread on the same certified stone. MOH London lists it at $12,075. 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

2.05
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487173718
Dimensions8.10 × 8.14 × 4.94 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
8.10 mm8.14 mm2.05 ctJ / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487173718
Side View
Table 60.0%Crown 35.1°GirdlePavilion 40.2°Culet: NoneDepth 60.7%

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: $12,075 NZD|Low: $1,726 NZD|High: $12,272 NZD|Avg: $5,640 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 4$1,726 NZD
Retailer 3$3,848 NZD
Retailer 7$4,308 NZD
Retailer 5$4,463 NZD
Retailer 8$4,463 NZD
Retailer 9$4,759 NZD
Retailer 10$5,676 NZD
Retailer 6$6,972 NZD
Retailer 2$6,995 NZD
MOH London$12,075 NZD

16 data points across 10 retailers

11 retailers$1,726 NZD to $12,075 NZD

A
Cheapest Retailer
-
$1,726 NZD
B+
Retailer 2
-
$3,848 NZD
View
B+
Retailer 3
-
$4,186 NZD
View
B+
Retailer 4
-
$4,308 NZD
View
Final sale: no returns
Retailer 5
-
$4,463 NZD
View
Price last confirmed 26 days ago
B+
Retailer 6
-
$4,463 NZD
View
B
Retailer 7
-
$4,759 NZD
View
B
Retailer 8
-
$6,135 NZD
View
B
Retailer 9
-
$6,972 NZD
View
B
Retailer 10
-
$6,995 NZD
View
Most Expensive
B
MOH London
LG487173718 · Nov 5
$12,075 NZD
£5,345 GBP
View
10 more retailers have this diamond
Prices start from $1,726 NZDSave up to $10,350 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
2.05ct Round
$1,726 NZD