CaratHunter
Plans
Round|Lab Grown|IGI

3.90ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG629472637

Shape and cutting style on the report: Round brilliant

Certificate IGI LG629472637

Diamond specifications and retailer prices

From $2,493 NZD
CA$1,952 CAD
As of October 30, 2026
Save $1,105 NZD (31%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,598 NZD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 3.9ct lab-grown round diamond

This 3.9ct 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 LG629472637 or 629472637. Listed at 2 retailers as of October 30, 2026, with prices from $2,493 to $3,598, a $1,105 spread on the same certified stone. The Diamond Guys lists it at $3,598. 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

3.90
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG629472637
Dimensions10.17 × 10.08 × 6.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.17 mm10.08 mm3.90 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG629472637
Side View
Table 58.0%Crown 34.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,300 NZD|Low: $529 NZD|High: $6,246 NZD|Avg: $3,077 NZD|-3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
The Diamond Guys
August 3, 2026
Retailer 7$1,512 NZD
Retailer 11$1,714 NZD
Retailer 3$1,767 NZD
Retailer 5$2,106 NZD
Retailer 10$2,119 NZD
Retailer 6$2,247 NZD
Retailer 8$2,493 NZD
Retailer 9$3,068 NZD
Retailer 4$3,353 NZD
The Diamond Guys$3,598 NZD
Retailer 1$4,300 NZD
Retailer 12$5,642 NZD
Retailer 2$5,873 NZD

38 data points across 13 retailers

2 retailers$2,493 NZD to $3,598 NZD

B+
Cheapest Retailer
-
$2,493 NZD
CA$1,952 CAD
Most Expensive
B
The Diamond Guys
1954433949 · Nov 1
$3,598 NZD
$2,028 USD
View
1 more retailer has this diamond
Prices start from $2,493 NZDSave up to $1,105 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.

B+
3.90ct Round
$2,493 NZD