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Round|Lab Grown|IGI

3.70ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG635423063

Shape and cutting style on the report: Round brilliant

Certificate IGI LG635423063

Diamond specifications and retailer prices

From $837 NZD
$472 USD
As of October 29, 2026
Save $2,681 NZD (76%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,518 NZD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 3.7ct lab-grown round diamond

This 3.7ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG635423063 or 635423063. Listed at 6 retailers as of October 29, 2026, with prices from $837 to $3,518, a $2,681 spread on the same certified stone. The Diamond Guys lists it at $3,518. 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
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635423063
Dimensions10.02 × 9.99 × 6.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.02 mm9.99 mm3.70 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635423063
Side View
Table 59.0%Crown 34.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.3%

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: $837 NZD|Low: $573 NZD|High: $6,370 NZD|Avg: $2,441 NZD|-3.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
The Diamond Guys
October 27, 2026
Retailer 1$837 NZD
Retailer 11$887 NZD
Retailer 6$1,185 NZD
Retailer 9$1,423 NZD
Retailer 3$1,462 NZD
Retailer 12$1,563 NZD
Retailer 13$2,037 NZD
Retailer 8$2,298 NZD
Retailer 2$2,441 NZD
Retailer 4$2,659 NZD
Retailer 10$3,424 NZD
The Diamond Guys$3,518 NZD
Retailer 5$4,061 NZD
Retailer 7$6,370 NZD

14 data points across 14 retailers

6 retailers$837 NZD to $3,518 NZD

A
Cheapest Retailer
-
$837 NZD
$472 USD
Final sale: no returns
B+
Retailer 2
-
$1,185 NZD
$668 USD
View
Retailer 3
-
$2,037 NZD
ZAR 18,545 ZAR
View
Price last confirmed 66 days ago
Retailer 4
-
$2,298 NZD
$1,295 USD
View
Price last confirmed 45 days ago
B+
Retailer 5
-
$2,659 NZD
CA$2,082 CAD
View
Most Expensive
B
The Diamond Guys
1954433975 · Oct 30
$3,518 NZD
$1,983 USD
View
5 more retailers have this diamond
Prices start from $837 NZDSave up to $2,681 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 Round
$837 NZD