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Oval|Lab Grown|IGI

3.51ct H VVS2 Oval Lab Grown Diamond

EX • H/VVS2 • IGI LG831650746

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG831650746

Diamond specifications and retailer prices

From $1,286 NZD
$725 USD
As of November 1, 2026
Save $4,729 NZD (79%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $6,015 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.51ct lab-grown oval diamond

This 3.51ct lab-grown oval sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831650746 or 831650746. Listed at 6 retailers as of October 31, 2026, with prices from $1,286 to $6,015, a $4,729 spread on the same certified stone. Brilliant Earth lists it at $6,015. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.51
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831650746
Dimensions13.05 × 8.25 × 4.98 mm
L/W Ratio1.58
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.05 mm8.25 mm3.51 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831650746
Side View
Table 59.0%Crown 34.9°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 60.4%

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 1
Current: $6,015 NZD|Low: $1,067 NZD|High: $6,104 NZD|Avg: $2,423 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 9$1,067 NZD
Retailer 6$1,215 NZD
Retailer 10$1,286 NZD
Retailer 2$1,606 NZD
Retailer 7$1,845 NZD
Retailer 5$2,470 NZD
Retailer 4$3,096 NZD
Retailer 8$3,134 NZD
Retailer 3$4,329 NZD
Brilliant Earth$6,015 NZD

10 data points across 10 retailers

6 retailers$1,286 NZD to $6,015 NZD

Retailer 1
-
$1,067 NZD
HK$4,700 HKD
Price last confirmed 42 days ago
B+
Retailer 2
-
$1,286 NZD
$725 USD
View
A
Retailer 3
-
$1,606 NZD
€862 EUR
View
Retailer 4
-
$2,470 NZD
$1,392 USD
View
Price last confirmed 40 days ago
Retailer 5
-
$4,329 NZD
$2,440 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Brilliant Earth
21669719A · Oct 31
$6,015 NZD
$3,390 USD
View
5 more retailers have this diamond
Prices start from $1,286 NZDSave up to $4,729 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
3.51ct Oval
$1,286 NZD