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Cushion|Lab Grown|IGI

1.85ct F VS2 Cushion Lab Grown Diamond

EX • F/VS2 • IGI LG634478591

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG634478591

Diamond specifications and retailer prices

From $837 NZD
$471 USD
As of November 1, 2026
Save $1,882 NZD (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,719 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.85ct lab-grown cushion diamond

This 1.85ct 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 LG634478591 or 634478591. Listed at 11 retailers as of October 31, 2026, with prices from $837 to $2,719, a $1,882 spread on the same certified stone. Brilliant Earth lists it at $2,719. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.85
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634478591
Dimensions7.22 × 7.17 × 4.76 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
7.22 mm7.17 mm1.85 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634478591
Side View
Table 63.0%Crown 34.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
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: Nov 1
Current: $2,719 NZD|Low: $492 NZD|High: $2,915 NZD|Avg: $1,445 NZD|-5.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 9$492 NZD
Retailer 10$605 NZD
Retailer 11$837 NZD
Retailer 6$864 NZD
Retailer 2$916 NZD
Retailer 13$1,098 NZD
Retailer 3$1,223 NZD
Retailer 5$1,674 NZD
Retailer 4$1,788 NZD
Retailer 7$1,980 NZD
Retailer 8$1,982 NZD
Retailer 12$1,999 NZD
Brilliant Earth$2,719 NZD

39 data points across 13 retailers

11 retailers$837 NZD to $2,719 NZD

Retailer 1
-
$492 NZD
$277 USD
Price last confirmed 8 days ago
B+
Retailer 2
-
$837 NZD
$471 USD
View
A
Retailer 3
-
$864 NZD
€463 EUR
View
A
Retailer 4
-
$916 NZD
£406 GBP
View
A
Retailer 5
-
$1,098 NZD
$618 USD
View
A
Retailer 6
-
$1,223 NZD
$688 USD
View
Retailer 7
-
$1,674 NZD
$942 USD
View
Price last confirmed 15 days ago
B+
Retailer 8
-
$1,980 NZD
£877 GBP
View
B
Retailer 9
-
$1,982 NZD
$1,115 USD
View
B+
Retailer 10
-
$1,999 NZD
$1,125 USD
View
Most Expensive
B
Brilliant Earth
10244515A · Oct 31
$2,719 NZD
$1,530 USD
View
10 more retailers have this diamond
Prices start from $837 NZDSave up to $1,882 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
1.85ct Cushion
$837 NZD