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Cushion|Lab Grown|IGI

1.59ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG826670001

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG826670001

Diamond specifications and retailer prices

From £207 GBP
$278 USD
As of November 1, 2026
Save £1,006 GBP (83%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,214 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 LG826670001 or 826670001. Listed at 6 retailers as of November 1, 2026, with prices from £207 to £1,214, a £1,006 spread on the same certified stone. Frank Darling lists it at £1,214. 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 angle34.4°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826670001
Dimensions8.00 × 6.16 × 4.16 mm
L/W Ratio1.30
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.00 mm6.16 mm1.59 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826670001
Side View
Table 60.0%Crown 34.4°Girdle: MED-THKPavilion 37.2°Culet: NoneDepth 67.5%

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: £1,214 GBP|Low: £207 GBP|High: £1,677 GBP|Avg: £690 GBP|-0.0%
Frank Darling
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 7£207 GBP
Retailer 12£272 GBP
Retailer 8£309 GBP
Retailer 4£395 GBP
Retailer 5£395 GBP
Retailer 13£418 GBP
Retailer 10£442 GBP
Retailer 9£578 GBP
Retailer 6£817 GBP
Retailer 3£956 GBP
Retailer 2£984 GBP
Frank Darling£1,214 GBP
Retailer 11£1,677 GBP

18 data points across 13 retailers

6 retailers£207 GBP to £1,214 GBP

A
Cheapest Retailer
-
£207 GBP
$278 USD
Final sale: no returns
B+
Retailer 2
-
£309 GBP
$414 USD
View
Retailer 3
-
£578 GBP
$775 USD
View
Price last confirmed 20 days ago
B+
Retailer 4
-
£817 GBP
$1,096 USD
View
B
Retailer 5
-
£984 GBP
$1,320 USD
View
Most Expensive
B
Frank Darling
100194086844KD · Nov 2
£1,214 GBP
$1,629 USD
View
5 more retailers have this diamond
Prices start from £207 GBPSave up to £1,006 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