Oval|Lab Grown|IGI

21.37ct F VS2 Oval Lab Grown Diamond

ID • F/VS2 • IGI LG818613599

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818613599

Diamond specifications and retailer prices

From €12,645 EUR
£11,124 GBP
As of November 1, 2026
Save €21,681 EUR (63%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €34,327 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 21.37ct lab-grown oval diamond

This 21.37ct lab-grown oval sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818613599 or 818613599. Listed at 8 retailers as of October 31, 2026, with prices from €12,645 to €34,327, a €21,681 spread on the same certified stone. Brilliant Earth lists it at €34,327. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

21.37
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818613599
Dimensions22.83 × 15.84 × 9.68 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
22.83 mm15.84 mm21.37 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818613599
Side View
Table 56.0%Crown 34.3°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 61.1%

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: Nov 1
Current: €34,327 EUR|Low: €12,641 EUR|High: €34,452 EUR|Avg: €19,287 EUR|-0.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 2€12,645 EUR
Retailer 7€13,534 EUR
Retailer 4€15,074 EUR
Retailer 6€15,995 EUR
Retailer 8€16,455 EUR
Retailer 5€19,673 EUR
Retailer 3€29,525 EUR
Brilliant Earth€34,327 EUR

41 data points across 8 retailers

8 retailers€12,645 EUR to €34,327 EUR

B+
Cheapest Retailer
-
€12,645 EUR
£11,124 GBP
B
Retailer 2
-
€13,534 EUR
$15,120 USD
View
B
Retailer 3
-
€15,074 EUR
$16,841 USD
View
B
Retailer 4
-
€15,995 EUR
$17,870 USD
View
B
Retailer 5
-
€16,455 EUR
$18,384 USD
View
B
Retailer 6
-
€19,673 EUR
$21,979 USD
View
Final sale: no returns
B
Retailer 7
-
€29,525 EUR
View
Most Expensive
B
Brilliant Earth
22146874A · Oct 31
€34,327 EUR
$38,350 USD
View
7 more retailers have this diamond
Prices start from €12,645 EURSave up to €21,681 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+
21.37ct Oval
€12,645 EUR