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Round|Lab Grown|IGI

1.21ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG839609695

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839609695

Diamond specifications and retailer prices

From €276 EUR
$310 USD
As of November 1, 2026
Save €856 EUR (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,132 EUR at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839609695 or 839609695. Listed at 19 retailers as of November 1, 2026, with prices from €276 to €1,132, a €856 spread on the same certified stone. Brilliant Earth lists it at €1,132. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839609695
Dimensions6.91 × 6.98 × 4.13 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.91 mm6.98 mm1.21 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839609695
Side View
Table 60.0%Crown 33°Girdle: MediumPavilion 40.7°Culet: NoneDepth 59.3%

Caratlytics Score

How it works →
A
Excellent
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 1
Current: €1,132 EUR|Low: €203 EUR|High: €1,132 EUR|Avg: €543 EUR|+23.3%
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
November 2, 2026
Retailer 13€205 EUR
Retailer 12€276 EUR
Retailer 2€345 EUR
Retailer 9€354 EUR
Retailer 8€370 EUR
Retailer 6€415 EUR
Retailer 11€489 EUR
Retailer 7€500 EUR
Retailer 5€526 EUR
Retailer 3€679 EUR
Retailer 4€698 EUR
Retailer 14€707 EUR
Retailer 10€958 EUR
Brilliant Earth€1,132 EUR

39 data points across 14 retailers

19 retailers€276 EUR to €1,132 EUR

Retailer 1
-
€164 EUR
$184 USD
Price last confirmed 23 days ago
Retailer 2
-
€190 EUR
$213 USD
View
Price last confirmed 20 days ago
Retailer 3
-
€203 EUR
$228 USD
View
Price last confirmed 26 days ago
Retailer 4
-
€203 EUR
$228 USD
View
Price last confirmed 21 days ago
Retailer 5
-
€205 EUR
$230 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
€276 EUR
$310 USD
View
A
Retailer 7
-
€345 EUR
View
A
Retailer 8
-
€354 EUR
ZAR 6,411 ZAR
View
B+
Retailer 9
-
€370 EUR
£327 GBP
View
B+
Retailer 10
-
€415 EUR
$466 USD
View
B+
Retailer 11
-
€489 EUR
$548 USD
View
B+
Retailer 12
-
€500 EUR
A$862 AUD
View
B+
Retailer 13
-
€526 EUR
$590 USD
View
Retailer 14
-
€654 EUR
$733 USD
View
Price last confirmed 27 days ago
B
Retailer 15
-
€679 EUR
SGD 1,029 SGD
View
B
Retailer 16
-
€698 EUR
$783 USD
View
B
Retailer 17
-
€707 EUR
$793 USD
View
B
Retailer 18
-
€958 EUR
£846 GBP
View
Most Expensive
B
Brilliant Earth
21659367A · Nov 1
€1,132 EUR
$1,270 USD
View
18 more retailers have this diamond
Prices start from €276 EURSave up to €856 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
€276 EUR