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Oval|Lab Grown|IGI

3.70ct G VVS2 Oval Lab Grown Diamond

ID • G/VVS2 • IGI LG803658658

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG803658658

Diamond specifications and retailer prices

From $1,627 NZD
£722 GBP
As of October 26, 2026
4 retailers carry this diamond
Most expensive: $7,684 NZD at Helzberg Diamonds · As of October 24, 2026
View at Helzberg Diamonds

About this 3.7ct lab-grown oval diamond

This 3.7ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG803658658 or 803658658. Listed at 4 retailers as of October 26, 2026. 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

3.70
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803658658
Dimensions12.44 × 8.92 × 5.40 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.44 mm8.92 mm3.70 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803658658
Side View
Table 61.0%Crown 34.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 26
Current: $7,684 NZD|Low: $866 NZD|High: $7,684 NZD|Avg: $2,537 NZD
Helzberg Diamonds
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
October 26, 2026
Retailer 7$866 NZD
Retailer 12$932 NZD
Retailer 9$939 NZD
Retailer 11$989 NZD
Retailer 14$1,434 NZD
Retailer 10$1,464 NZD
Retailer 2$1,627 NZD
Retailer 5$1,956 NZD
Retailer 4$2,417 NZD
Retailer 3$2,500 NZD
Retailer 13$3,073 NZD
Retailer 6$3,875 NZD
Retailer 8$6,095 NZD
Helzberg Diamonds$7,684 NZD

33 data points across 14 retailers

4 retailers

A
Cheapest Retailer
-
$1,627 NZD
£722 GBP
Retailer 2
-
$1,956 NZD
ZAR 17,807 ZAR
View
Price last confirmed 66 days ago
Retailer 3
-
$6,095 NZD
$3,435 USD
View
Price last confirmed 10 days ago
Most Expensive
Helzberg Diamonds
ZXZOGJMLOMLO · Oct 24
$7,684 NZD
$4,331 USD
View
Price last confirmed 7 days ago
3 more retailers have this diamond
Prices start from $1,627 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
3.70ct Oval
$1,627 NZD