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Cushion|Lab Grown|IGI

1.59ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG823688733

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG823688733

Diamond specifications and retailer prices

From £207 GBP
$278 USD
As of November 1, 2026
Save £1,008 GBP (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,215 GBP at Frank Darling · As of November 2, 2026
View at Frank Darling

About this 1.59ct lab-grown cushion diamond

This 1.59ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG823688733 or 823688733. Listed at 9 retailers as of November 1, 2026, with prices from £207 to £1,215, a £1,008 spread on the same certified stone. Frank Darling lists it at £1,215. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823688733
Dimensions8.18 × 6.08 × 4.14 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.18 mm6.08 mm1.59 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823688733
Side View
Table 62.0%Crown 33.9°Girdle: MED-STKPavilion 36.7°Culet: NoneDepth 68.1%

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: Nov 1
Current: £1,215 GBP|Low: £207 GBP|High: £1,679 GBP|Avg: £787 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 4£207 GBP
Retailer 5£309 GBP
Retailer 9£419 GBP
Retailer 8£443 GBP
Retailer 3£559 GBP
Retailer 2£818 GBP
Retailer 6£1,108 GBP
Frank Darling£1,215 GBP
Retailer 7£1,679 GBP

21 data points across 9 retailers

9 retailers£207 GBP to £1,215 GBP

A
Cheapest Retailer
-
£207 GBP
$278 USD
Final sale: no returns
B+
Retailer 2
-
£309 GBP
$414 USD
View
A
Retailer 3
-
£503 GBP
$674 USD
View
B+
Retailer 4
-
£818 GBP
$1,096 USD
View
B
Retailer 5
-
£985 GBP
$1,320 USD
View
B
Retailer 6
-
£989 GBP
$1,325 USD
View
Retailer 7
-
£1,008 GBP
$1,350 USD
View
Price last confirmed 28 days ago
B
Retailer 8
-
£1,108 GBP
$1,485 USD
View
Most Expensive
B
Frank Darling
100193358876KD · Nov 2
£1,215 GBP
$1,629 USD
View
8 more retailers have this diamond
Prices start from £207 GBPSave up to £1,008 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
1.59ct Cushion
£207 GBP