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1.03ct F SI2 Round Lab Grown Diamond

ID • F/SI2 • IGI LG631466942

Shape and cutting style on the report: Round brilliant

Certificate IGI LG631466942

Diamond specifications and retailer prices

From $256 NZD
As of November 5, 2026
Save $1,230 NZD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,487 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG631466942 or 631466942. Listed at 12 retailers as of November 4, 2026, with prices from $256 to $1,487, a $1,230 spread on the same certified stone. MOH London lists it at $1,487. 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

1.03
Carat
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631466942
Dimensions6.50 × 6.45 × 4.01 mm
L/W Ratio1.01
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
6.50 mm6.45 mm1.03 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631466942
Side View
Table 57.0%Crown 34.9°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.0%

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: $1,487 NZD|Low: $256 NZD|High: $1,581 NZD|Avg: $642 NZD|-4.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 12$256 NZD
Retailer 11$299 NZD
Retailer 3$302 NZD
Retailer 10$318 NZD
Retailer 4$334 NZD
Retailer 2$541 NZD
Retailer 8$585 NZD
Retailer 6$592 NZD
Retailer 5$889 NZD
Retailer 9$1,025 NZD
Retailer 7$1,082 NZD
MOH London$1,487 NZD

44 data points across 12 retailers

12 retailers$256 NZD to $1,487 NZD

A
Cheapest Retailer
-
$256 NZD
A
Retailer 2
-
$299 NZD
View
A
Retailer 3
-
$302 NZD
View
Final sale: no returns
A
Retailer 4
-
$318 NZD
View
Retailer 5
-
$334 NZD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$541 NZD
View
B+
Retailer 7
-
$585 NZD
View
B+
Retailer 8
-
$592 NZD
View
B+
Retailer 9
-
$889 NZD
View
B
Retailer 10
-
$1,025 NZD
View
B
Retailer 11
-
$1,082 NZD
View
Most Expensive
B
MOH London
LG631466942 · Nov 4
$1,487 NZD
£658 GBP
View
11 more retailers have this diamond
Prices start from $256 NZDSave up to $1,230 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
1.03ct Round
$256 NZD