Radiant|Lab Grown|IGI

1.21ct G VVS2 Radiant Lab Grown Diamond

EX • G/VVS2 • IGI LG612346405

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG612346405

Diamond specifications and retailer prices

From €637 EUR
As of October 29, 2026
Save €250 EUR (28%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €1,163 EUR at Jared · As of October 28, 2026
View at Jared

About this 1.21ct lab-grown radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG612346405 or 612346405. Listed at 5 retailers as of October 29, 2026, with a 39% 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

1.21
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG612346405
Dimensions7.59 × 5.15 × 3.47 mm
L/W Ratio1.47
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.59 mm5.15 mm1.21 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG612346405
Side View
Table 65.0%Crown 42.7°Girdle: MediumPavilion 34.9°Culet: NoneDepth 67.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €1,163 EUR|Low: €293 EUR|High: €1,438 EUR|Avg: €650 EUR|-19.1%
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 3€312 EUR
Retailer 9€357 EUR
Retailer 7€381 EUR
Retailer 8€453 EUR
Retailer 10€535 EUR
Retailer 4€637 EUR
Retailer 6€795 EUR
Retailer 2€882 EUR
Retailer 5€888 EUR
Jared€1,163 EUR

13 data points across 10 retailers

5 retailers€637 EUR to €888 EUR

Retailer 1
-
€312 EUR
Price last confirmed 8 days ago
B+
Retailer 2
-
€637 EUR
View
B
Retailer 3
-
€882 EUR
View
B
Retailer 4
-
€888 EUR
View
Most Expensive
Jared
149885848 · Oct 28
€1,163 EUR
$1,310 USD
View
Price last confirmed 7 days ago
4 more retailers have this diamond
Prices start from €637 EURSave up to €250 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.

B+
1.21ct Radiant
€637 EUR