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Radiant|Lab Grown|IGI

4.12ct H VS1 Radiant Lab Grown Diamond

EX • H/VS1 • IGI LG849613941

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG849613941

Diamond specifications and retailer prices

From $839 NZD
$473 USD
As of November 1, 2026
Save $4,200 NZD (83%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,039 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.12ct lab-grown radiant diamond

This 4.12ct lab-grown radiant 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 LG849613941 or 849613941. Listed at 3 retailers as of October 31, 2026, with prices from $839 to $5,039, a $4,200 spread on the same certified stone. Brilliant Earth lists it at $5,039. 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

4.12
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849613941
Dimensions11.05 × 8.01 × 5.33 mm
L/W Ratio1.38
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.05 mm8.01 mm4.12 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849613941
Side View
Table 67.0%Crown 45.5°Girdle: MediumPavilion 36.8°Culet: NoneDepth 66.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $5,039 NZD|Low: $839 NZD|High: $6,370 NZD|Avg: $3,254 NZD|-20.9%
Brilliant Earth
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$839 NZD
Retailer 2$1,577 NZD
Brilliant Earth$5,039 NZD

7 data points across 3 retailers

3 retailers$839 NZD to $5,039 NZD

A
Cheapest Retailer
-
$839 NZD
$473 USD
Final sale: no returns
A
Retailer 2
-
$1,577 NZD
£700 GBP
View
Most Expensive
B
Brilliant Earth
22322052A · Oct 31
$5,039 NZD
$2,840 USD
View
2 more retailers have this diamond
Prices start from $839 NZDSave up to $4,200 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
4.12ct Radiant
$839 NZD