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Oval|Lab Grown|IGI

0.51ct D VS2 Oval Lab Grown Diamond

VG • D/VS2 • IGI LG837659978

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG837659978

Diamond specifications and retailer prices

From $174 NZD
$98 USD
As of October 29, 2026
Save $1,419 NZD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,593 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown oval diamond

This 0.51ct lab-grown oval sits in the half to three-quarter carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG837659978 or 837659978. Listed at 18 retailers as of October 29, 2026, with prices from $174 to $1,593, a $1,419 spread on the same certified stone. MOH London lists it at $1,593. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
D
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.6°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837659978
Dimensions6.51 × 4.25 × 2.78 mm
L/W Ratio1.53
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.51 mm4.25 mm0.51 ctD / VS2
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG837659978
Side View
Table 60.0%Crown 38.6°Girdle: MED-STKPavilion 37.2°Culet: NoneDepth 65.4%

Caratlytics Score

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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: Oct 29
Current: $1,593 NZD|Low: $174 NZD|High: $1,593 NZD|Avg: $587 NZD
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
Retailer 18
October 31, 2026
Retailer 15$174 NZD
Retailer 8$193 NZD
Retailer 13$202 NZD
Retailer 4$229 NZD
Retailer 5$229 NZD
Retailer 3$293 NZD
Retailer 16$302 NZD
Retailer 17$395 NZD
Retailer 2$415 NZD
Retailer 11$521 NZD
Retailer 6$601 NZD
Retailer 7$626 NZD
Retailer 18$694 NZD
Retailer 14$774 NZD
Retailer 10$798 NZD
Retailer 12$1,136 NZD
Retailer 9$1,541 NZD
MOH London$1,593 NZD

17 data points across 18 retailers

18 retailers$174 NZD to $1,593 NZD

A
Cheapest Retailer
-
$174 NZD
$98 USD
A
Retailer 2
-
$193 NZD
$109 USD
View
Final sale: no returns
A
Retailer 3
-
$202 NZD
$114 USD
View
A
Retailer 4
-
$229 NZD
$129 USD
View
A
Retailer 5
-
$229 NZD
$129 USD
View
A
Retailer 6
-
$293 NZD
$165 USD
View
A
Retailer 7
-
$302 NZD
$170 USD
View
B+
Retailer 8
-
$395 NZD
€212 EUR
View
B+
Retailer 9
-
$415 NZD
£184 GBP
View
B+
Retailer 10
-
$521 NZD
£231 GBP
View
B
Retailer 11
-
$601 NZD
$339 USD
View
B
Retailer 12
-
$626 NZD
$353 USD
View
B
Retailer 13
-
$694 NZD
$391 USD
View
B
Retailer 14
-
$774 NZD
$436 USD
View
B
Retailer 15
-
$798 NZD
$450 USD
View
B
Retailer 16
-
$1,136 NZD
£504 GBP
View
B
Retailer 17
-
$1,541 NZD
$868 USD
View
Most Expensive
B
MOH London
LG837659978 · Oct 29
$1,593 NZD
£707 GBP
View
17 more retailers have this diamond
Prices start from $174 NZDSave up to $1,419 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
0.51ct Oval
$174 NZD