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Cushion|Lab Grown|IGI

1.60ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG536203969

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG536203969

Diamond specifications and retailer prices

From £1,299 GBP
$1,740 USD
As of October 31, 2026
Save £1,094 GBP (46%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,185 GBP at Flawless Fine Jewelry · As of October 31, 2026
View at Flawless Fine Jewelry

About this 1.6ct lab-grown cushion diamond

This 1.6ct lab-grown cushion sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG536203969 or 536203969. Listed at 11 retailers as of October 31, 2026, with a 84% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.3°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG536203969
Dimensions7.58 × 6.26 × 4.01 mm
L/W Ratio1.21
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
7.58 mm6.26 mm1.60 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG536203969
Side View
Table 61.0%Crown 31.3°Girdle: STK-THKPavilion 34.2°Culet: NoneDepth 64.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £3,185 GBP|Low: £1,299 GBP|High: £4,850 GBP|Avg: £2,930 GBP
Flawless Fine Jewelry
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 1, 2026
Retailer 9£1,299 GBP
Retailer 12£1,617 GBP
Retailer 11£1,676 GBP
Retailer 13£1,802 GBP
Retailer 4£2,142 GBP
Retailer 7£2,393 GBP
Retailer 10£2,625 GBP
Retailer 8£3,081 GBP
Flawless Fine Jewelry£3,185 GBP
Retailer 6£4,172 GBP
Retailer 3£4,538 GBP
Retailer 2£4,786 GBP
Retailer 5£4,798 GBP

38 data points across 13 retailers

11 retailers£1,299 GBP to £2,393 GBP

B
Cheapest Retailer
-
£1,299 GBP
$1,740 USD
B
Retailer 2
-
£1,617 GBP
$2,167 USD
View
Final sale: no returns
Retailer 3
-
£1,676 GBP
$2,245 USD
View
Price last confirmed 21 days ago
B
Retailer 4
-
£1,802 GBP
$2,415 USD
View
B
Retailer 5
-
£2,393 GBP
View
Retailer 6
-
£2,625 GBP
$3,517 USD
View
Price under review
Retailer 7
-
£3,081 GBP
ZAR 66,686 ZAR
View
Price under review
Most Expensive
Flawless Fine Jewelry
993FF95FB · Oct 31
£3,185 GBP
View
Price under review
7 more retailers have this diamond
Prices start from £1,299 GBPSave up to £1,094 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.

B
1.60ct Cushion
£1,299 GBP