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Oval|Lab Grown|IGI

0.51ct I VS1 Oval Lab Grown Diamond

EX • I/VS1 • IGI LG407948870

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG407948870

Diamond specifications and retailer prices

From $541 NZD
$305 USD
As of October 29, 2026
Save $2,163 NZD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,704 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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG407948870 or 407948870. Listed at 13 retailers as of October 29, 2026, with prices from $541 to $2,704, a $2,163 spread on the same certified stone. MOH London lists it at $2,704. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle34.2°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407948870
Dimensions6.16 × 4.56 × 2.94 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.16 mm4.56 mm0.51 ctI / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG407948870
Side View
Table 56.5%Crown 34.2°Girdle: MED-STKPavilion 42.3°Culet: NoneDepth 64.5%

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: Oct 29
Current: $2,704 NZD|Low: $520 NZD|High: $2,722 NZD|Avg: $1,351 NZD|-0.6%
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
October 31, 2026
Retailer 11$541 NZD
Retailer 3$607 NZD
Retailer 15$628 NZD
Retailer 12$656 NZD
Retailer 4$671 NZD
Retailer 13$671 NZD
Retailer 5$949 NZD
Retailer 14$1,095 NZD
Retailer 9$1,214 NZD
Retailer 2$1,228 NZD
Retailer 6$1,320 NZD
Retailer 10$2,064 NZD
Retailer 16$2,158 NZD
Retailer 7$2,623 NZD
Retailer 8$2,697 NZD
MOH London$2,704 NZD

26 data points across 16 retailers

13 retailers$541 NZD to $2,704 NZD

A
Cheapest Retailer
-
$541 NZD
$305 USD
A
Retailer 2
-
$607 NZD
$342 USD
View
Final sale: no returns
A
Retailer 3
-
$628 NZD
$354 USD
View
B+
Retailer 4
-
$656 NZD
$370 USD
View
B+
Retailer 5
-
$671 NZD
$378 USD
View
B+
Retailer 6
-
$671 NZD
$378 USD
View
B
Retailer 7
-
$1,095 NZD
$617 USD
View
B+
Retailer 8
-
$1,214 NZD
ZAR 11,057 ZAR
View
B+
Retailer 9
-
$1,228 NZD
€659 EUR
View
B
Retailer 10
-
$2,064 NZD
$1,163 USD
View
B
Retailer 11
-
$2,158 NZD
$1,216 USD
View
B
Retailer 12
-
$2,623 NZD
£1,164 GBP
View
Most Expensive
B
MOH London
LG407948870 · Oct 29
$2,704 NZD
£1,200 GBP
View
12 more retailers have this diamond
Prices start from $541 NZDSave up to $2,163 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
$541 NZD