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Radiant|Lab Grown|IGI

1.51ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG777612927

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG777612927

Diamond specifications and retailer prices

From $357 NZD
As of November 4, 2026
Save $1,707 NZD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,064 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG777612927 or 777612927. Listed at 17 retailers as of November 4, 2026, with prices from $357 to $2,064, a $1,707 spread on the same certified stone. MOH London lists it at $2,064. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777612927
Dimensions7.99 × 5.72 × 3.87 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa Faint Blue
Top View
7.99 mm5.72 mm1.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777612927
Side View
Table 60.0%Crown 43.6°Girdle: MediumPavilion 35.4°Culet: NoneDepth 67.7%

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: $2,064 NZD|Low: $346 NZD|High: $2,143 NZD|Avg: $1,036 NZD|-2.4%
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
Retailer 15
Retailer 16
Retailer 17
November 5, 2026
Retailer 16$357 NZD
Retailer 8$399 NZD
Retailer 13$413 NZD
Retailer 5$444 NZD
Retailer 6$445 NZD
Retailer 12$763 NZD
Retailer 17$768 NZD
Retailer 7$869 NZD
Retailer 11$1,031 NZD
Retailer 15$1,031 NZD
Retailer 10$1,171 NZD
Retailer 2$1,393 NZD
Retailer 14$1,423 NZD
Retailer 3$1,444 NZD
Retailer 4$1,517 NZD
Retailer 9$1,721 NZD
MOH London$2,064 NZD

35 data points across 17 retailers

17 retailers$357 NZD to $2,064 NZD

A
Cheapest Retailer
-
$357 NZD
A
Retailer 2
-
$399 NZD
View
Final sale: no returns
A
Retailer 3
-
$413 NZD
View
A
Retailer 4
-
$444 NZD
View
Retailer 5
-
$445 NZD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$763 NZD
View
B+
Retailer 7
-
$768 NZD
View
A
Retailer 8
-
$869 NZD
View
A
Retailer 9
-
$1,031 NZD
View
A
Retailer 10
-
$1,031 NZD
View
B+
Retailer 11
-
$1,171 NZD
View
B+
Retailer 12
-
$1,393 NZD
View
B+
Retailer 13
-
$1,423 NZD
View
B+
Retailer 14
-
$1,444 NZD
View
B+
Retailer 15
-
$1,517 NZD
View
B+
Retailer 16
-
$1,721 NZD
View
Most Expensive
B
MOH London
LG777612927 · Nov 5
$2,064 NZD
£916 GBP
View
16 more retailers have this diamond
Prices start from $357 NZDSave up to $1,707 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
1.51ct Radiant
$357 NZD