Asscher|Lab Grown|IGI

1.21ct D VS2 Asscher Lab Grown Diamond

ID • D/VS2 • IGI LG690502607

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG690502607

Diamond specifications and retailer prices

From £204 GBP
$274 USD
As of October 25, 2026
Save £736 GBP (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £940 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.21ct lab-grown asscher diamond

This 1.21ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG690502607 or 690502607. Listed at 13 retailers as of October 25, 2026, with prices from £204 to £940, a £736 spread on the same certified stone. Brilliant Earth 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

1.21
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle43°
OriginLab Grown
Grading LabIGI
CertificateIGI LG690502607
Dimensions5.91 × 5.89 × 3.85 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.91 mm5.89 mm1.21 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG690502607
Side View
Table 63.0%Crown 36.2°Girdle: MediumPavilion 43°Culet: NoneDepth 65.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 25
Current: £940 GBP|Low: £188 GBP|High: £940 GBP|Avg: £487 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 11£204 GBP
Retailer 10£246 GBP
Retailer 7£317 GBP
Retailer 14£343 GBP
Retailer 4£349 GBP
Retailer 5£379 GBP
Retailer 2£381 GBP
Retailer 13£441 GBP
Retailer 9£508 GBP
Retailer 12£547 GBP
Retailer 6£682 GBP
Retailer 3£698 GBP
Retailer 8£826 GBP
Brilliant Earth£940 GBP

39 data points across 14 retailers

13 retailers£204 GBP to £940 GBP

A
Cheapest Retailer
-
£204 GBP
$274 USD
Retailer 2
-
£246 GBP
View
Price last confirmed 13 days ago
A
Retailer 3
-
£317 GBP
€405 EUR
View
A
Retailer 4
-
£343 GBP
$459 USD
View
A
Retailer 5
-
£349 GBP
$468 USD
View
Retailer 6
-
£379 GBP
View
Price last confirmed 21 days ago
B+
Retailer 7
-
£381 GBP
View
B+
Retailer 8
-
£441 GBP
$591 USD
View
B+
Retailer 9
-
£508 GBP
$680 USD
View
B+
Retailer 10
-
£547 GBP
$733 USD
View
Retailer 11
-
£698 GBP
$935 USD
View
Price last confirmed 12 days ago
B
Retailer 12
-
£826 GBP
View
Most Expensive
B
Brilliant Earth
13455509A · Oct 30
£940 GBP
$1,260 USD
View
12 more retailers have this diamond
Prices start from £204 GBPSave up to £736 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
1.21ct Asscher
£204 GBP