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Cushion|Lab Grown|IGI

3.09ct J VS1 Cushion Lab Grown Diamond

ID • J/VS1 • IGI LG837637492

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG837637492

Diamond specifications and retailer prices

From $2,716 NZD
$1,531 USD
As of October 28, 2026
Save $7,619 NZD (74%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $10,335 NZD at Taylor and Hart · As of October 27, 2026
View at Taylor and Hart

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837637492 or 837637492. Listed at 11 retailers as of October 27, 2026, with prices from $2,716 to $10,335, a $7,619 spread on the same certified stone. Taylor and Hart lists it at $10,335. 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

3.09
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837637492
Dimensions11.70 × 7.79 × 4.93 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.70 mm7.79 mm3.09 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837637492
Side View
Table 54.0%Crown 31.8°Girdle: STK-THKPavilion 35.3°Culet: LargeDepth 63.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $3,916 NZD|Low: $2,296 NZD|High: $10,335 NZD|Avg: $5,293 NZD|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Taylor and Hart
October 31, 2026
Retailer 7$2,716 NZD
Retailer 2$2,839 NZD
Retailer 8$2,936 NZD
Retailer 5$3,238 NZD
Retailer 4$3,513 NZD
Retailer 1$3,916 NZD
Retailer 9$5,110 NZD
Retailer 6$6,794 NZD
Retailer 10$8,235 NZD
Retailer 3$8,401 NZD
Taylor and Hart$10,335 NZD

24 data points across 11 retailers

11 retailers$2,716 NZD to $10,335 NZD

A
Cheapest Retailer
-
$2,716 NZD
$1,531 USD
A
Retailer 2
-
$2,839 NZD
HK$12,500 HKD
View
Retailer 3
-
$2,936 NZD
$1,655 USD
View
Price last confirmed 20 days ago
B+
Retailer 4
-
$3,238 NZD
$1,825 USD
View
A
Retailer 5
-
$3,513 NZD
$1,980 USD
View
B+
Retailer 6
-
$3,916 NZD
€2,102 EUR
View
Retailer 7
-
$5,110 NZD
$2,880 USD
View
Price last confirmed 29 days ago
Retailer 8
-
$6,794 NZD
ZAR 61,858 ZAR
View
Price last confirmed 7 days ago
B
Retailer 9
-
$8,235 NZD
SGD 6,272 SGD
View
B
Retailer 10
-
$8,401 NZD
£3,728 GBP
View
Most Expensive
B
Taylor and Hart
GYQM9ZJ · Oct 27
$10,335 NZD
$5,825 USD
View
10 more retailers have this diamond
Prices start from $2,716 NZDSave up to $7,619 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
3.09ct Cushion
$2,716 NZD