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Cushion|Lab Grown|IGI

1.66ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG530208270

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG530208270

Diamond specifications and retailer prices

From £183 GBP
$246 USD
As of November 1, 2026
Save £757 GBP (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £940 GBP at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.66ct lab-grown cushion diamond

This 1.66ct lab-grown cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG530208270 or 530208270. Listed at 15 retailers as of November 1, 2026, with prices from £183 to £940, a £757 spread on the same certified stone. Reve Diamonds lists it at £940. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530208270
Dimensions7.76 × 6.14 × 4.07 mm
L/W Ratio1.26
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.76 mm6.14 mm1.66 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530208270
Side View
Table 59.5%Crown 35.2°Girdle: STK-THKPavilion 33°Culet: NoneDepth 66.3%

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: Nov 1
Current: £250 GBP|Low: £204 GBP|High: £829 GBP|Avg: £445 GBP|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 9£204 GBP
Retailer 1£250 GBP
Retailer 7£276 GBP
Retailer 5£329 GBP
Retailer 3£380 GBP
Retailer 10£419 GBP
Retailer 2£454 GBP
Retailer 6£502 GBP
Retailer 4£819 GBP
Retailer 8£827 GBP

41 data points across 10 retailers

15 retailers£183 GBP to £940 GBP

A
Cheapest Retailer
-
£183 GBP
$246 USD
Final sale: no returns
Retailer 2
-
£204 GBP
$274 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
£250 GBP
View
B+
Retailer 4
-
£276 GBP
$370 USD
View
A
Retailer 5
-
£329 GBP
€421 EUR
View
A
Retailer 6
-
£380 GBP
View
A
Retailer 7
-
£416 GBP
$558 USD
View
A
Retailer 8
-
£419 GBP
$562 USD
View
A
Retailer 9
-
£454 GBP
$609 USD
View
A
Retailer 10
-
£502 GBP
$673 USD
View
B+
Retailer 11
-
£696 GBP
$934 USD
View
B+
Retailer 12
-
£819 GBP
View
B
Retailer 13
-
£825 GBP
$1,107 USD
View
B
Retailer 14
-
£827 GBP
$1,110 USD
View
Most Expensive
B
Reve Diamonds
FA6884CC0 · Nov 1
£940 GBP
$1,261 USD
View
14 more retailers have this diamond
Prices start from £183 GBPSave up to £757 GBP

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
1.66ct Cushion
£183 GBP