Cushion|Lab Grown|IGI

1.55ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG841637504

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG841637504

Diamond specifications and retailer prices

From £228 GBP
As of November 4, 2026
Save £632 GBP (73%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £959 GBP at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.55ct lab-grown cushion diamond

This 1.55ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841637504 or 841637504. Listed at 10 retailers as of November 4, 2026, with a 277% 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

1.55
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841637504
Dimensions8.57 × 5.77 × 3.95 mm
L/W Ratio1.49
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.57 mm5.77 mm1.55 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841637504
Side View
Table 61.0%Crown 33.9°Girdle: MED-STKPavilion 37.2°Culet: NoneDepth 68.5%

Caratlytics Score

How it works →
A+
Exceptional
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 4
Current: £959 GBP|Low: £228 GBP|High: £963 GBP|Avg: £642 GBP|-0.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 3£228 GBP
Retailer 7£341 GBP
Retailer 9£449 GBP
Retailer 5£477 GBP
Retailer 2£728 GBP
Retailer 4£778 GBP
Retailer 6£818 GBP
Retailer 10£844 GBP
Retailer 8£860 GBP
Rare Carat£959 GBP

29 data points across 10 retailers

10 retailers£228 GBP to £860 GBP

A+
Cheapest Retailer
-
£228 GBP
A
Retailer 2
-
£341 GBP
View
A
Retailer 3
-
£449 GBP
View
A
Retailer 4
-
£477 GBP
View
B+
Retailer 5
-
£728 GBP
View
B+
Retailer 6
-
£778 GBP
View
B+
Retailer 7
-
£818 GBP
View
Retailer 8
-
£844 GBP
View
Price last confirmed 23 days ago
B+
Retailer 9
-
£860 GBP
View
Most Expensive
Rare Carat
LGLCU15-161713 · Oct 21
£959 GBP
$1,295 USD
View
Price last confirmed 14 days ago
9 more retailers have this diamond
Prices start from £228 GBPSave up to £632 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+
1.55ct Cushion
£228 GBP