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Round|Lab Grown|IGI

1.20ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG821624882

Shape and cutting style on the report: Round brilliant

Certificate IGI LG821624882

Diamond specifications and retailer prices

From $594 NZD
As of November 1, 2026
Save $473 NZD (44%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,067 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821624882 or 821624882. Listed at 2 retailers as of October 31, 2026, with prices from $594 to $1,067, a $473 spread on the same certified stone. Brilliant Earth lists it at $1,067. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821624882
Dimensions6.73 × 6.80 × 4.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.73 mm6.80 mm1.20 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821624882
Side View
Table 60.0%Crown 35.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,067 NZD|Low: $299 NZD|High: $1,234 NZD|Avg: $816 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 3$299 NZD
Retailer 5$590 NZD
Retailer 2$594 NZD
Retailer 8$594 NZD
Retailer 6$699 NZD
Retailer 4$850 NZD
Brilliant Earth$1,067 NZD
Retailer 7$1,086 NZD
Retailer 9$1,234 NZD

34 data points across 9 retailers

2 retailers$594 NZD to $1,067 NZD

A
Cheapest Retailer
-
$594 NZD
Most Expensive
B
Brilliant Earth
21235549A · Oct 31
$1,067 NZD
$600 USD
View
1 more retailer has this diamond
Prices start from $594 NZDSave up to $473 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
1.20ct Round
$594 NZD