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Cushion|Lab Grown|IGI

1.91ct F VS2 Cushion Lab Grown Diamond

ID • F/VS2 • IGI LG837627381

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG837627381

Diamond specifications and retailer prices

From $591 NZD
£262 GBP
As of October 30, 2026
Save $1,515 NZD (72%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,106 NZD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.91ct lab-grown cushion diamond

This 1.91ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837627381 or 837627381. Listed at 7 retailers as of October 28, 2026, with prices from $591 to $2,106, a $1,515 spread on the same certified stone. Rare Carat lists it at $2,106. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837627381
Dimensions8.69 × 6.35 × 4.33 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.69 mm6.35 mm1.91 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837627381
Side View
Table 61.0%Crown 36.6°Girdle: STK-VTKPavilion 36.6°Culet: NoneDepth 68.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,106 NZD|Low: $589 NZD|High: $2,161 NZD|Avg: $1,541 NZD|-1.3%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 3$591 NZD
Retailer 2$806 NZD
Retailer 7$1,095 NZD
Retailer 6$1,754 NZD
Retailer 4$1,930 NZD
Retailer 5$2,023 NZD
Rare Carat$2,106 NZD

32 data points across 7 retailers

7 retailers$591 NZD to $2,106 NZD

A
Cheapest Retailer
-
$591 NZD
£262 GBP
A
Retailer 2
-
$806 NZD
€432 EUR
View
A
Retailer 3
-
$1,095 NZD
$616 USD
View
B+
Retailer 4
-
$1,754 NZD
$987 USD
View
B+
Retailer 5
-
$1,930 NZD
£855 GBP
View
B+
Retailer 6
-
$2,023 NZD
$1,138 USD
View
Most Expensive
B+
Rare Carat
LGLCU15-149566 · Oct 28
$2,106 NZD
$1,185 USD
View
6 more retailers have this diamond
Prices start from $591 NZDSave up to $1,515 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
1.91ct Cushion
$591 NZD