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Round|Lab Grown|IGI

1.21ct H VS2 Round Lab Grown Diamond

EX • H/VS2 • IGI LG728521477

Shape and cutting style on the report: Round brilliant

Certificate IGI LG728521477

Diamond specifications and retailer prices

From €377 EUR
As of November 3, 2026
Save €549 EUR (59%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €927 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG728521477 or 728521477. Listed at 8 retailers as of November 3, 2026, with prices from €377 to €927, a €549 spread on the same certified stone. MOH London lists it at €927. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
H
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728521477
Dimensions6.79 × 6.76 × 4.25 mm
L/W Ratio1.00
Culet sizePointed
Top View
6.79 mm6.76 mm1.21 ctH / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728521477
Side View
Table 57.0%Crown 35.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: €927 EUR|Low: €261 EUR|High: €940 EUR|Avg: €519 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 7€261 EUR
Retailer 3€377 EUR
Retailer 6€379 EUR
Retailer 4€400 EUR
Retailer 2€439 EUR
Retailer 10€444 EUR
Retailer 5€447 EUR
Retailer 9€702 EUR
Retailer 8€792 EUR
MOH London€927 EUR

20 data points across 10 retailers

8 retailers€377 EUR to €927 EUR

Retailer 1
-
€261 EUR
Price last confirmed 62 days ago
A
Retailer 2
-
€377 EUR
View
A
Retailer 3
-
€379 EUR
View
B+
Retailer 4
-
€400 EUR
View
B+
Retailer 5
-
€439 EUR
View
B+
Retailer 6
-
€447 EUR
View
Retailer 7
-
€792 EUR
View
Price last confirmed 18 days ago
Most Expensive
B
MOH London
LG728521477 · Nov 5
€927 EUR
£822 GBP
View
7 more retailers have this diamond
Prices start from €377 EURSave up to €549 EUR

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 Round
€377 EUR