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Round|Lab Grown|IGI

0.99ct F VVS2 Round Lab Grown Diamond

ID • F/VVS2 • IGI LG797687339

Shape and cutting style on the report: Round brilliant

Certificate IGI LG797687339

Diamond specifications and retailer prices

From £120 GBP
As of November 3, 2026
Save £365 GBP (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £485 GBP at Frank Darling · As of November 3, 2026
View at Frank Darling

About this 0.99ct lab-grown round diamond

This 0.99ct lab-grown round sits in the just-under-one-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG797687339 or 797687339. Listed at 9 retailers as of November 3, 2026, with prices from £120 to £485, a £365 spread on the same certified stone. Frank Darling lists it at £485. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797687339
Dimensions6.47 × 6.45 × 3.92 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.47 mm6.45 mm0.99 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797687339
Side View
Table 58.0%Crown 34°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.7%

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 3
Current: £485 GBP|Low: £120 GBP|High: £548 GBP|Avg: £336 GBP|+1.0%
Frank Darling
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 4, 2026
Retailer 7£120 GBP
Retailer 9£187 GBP
Retailer 12£228 GBP
Retailer 10£230 GBP
Retailer 14£231 GBP
Retailer 13£306 GBP
Retailer 8£312 GBP
Retailer 2£319 GBP
Retailer 11£321 GBP
Retailer 3£405 GBP
Retailer 6£418 GBP
Retailer 4£464 GBP
Frank Darling£485 GBP
Retailer 5£548 GBP

16 data points across 14 retailers

9 retailers£120 GBP to £485 GBP

A
Cheapest Retailer
-
£120 GBP
Final sale: no returns
B+
Retailer 2
-
£187 GBP
View
Retailer 3
-
£285 GBP
View
Price last confirmed 7 days ago
B+
Retailer 4
-
£296 GBP
View
Retailer 5
-
£312 GBP
View
Price last confirmed 12 days ago
B+
Retailer 6
-
£319 GBP
View
B+
Retailer 7
-
£319 GBP
View
Retailer 8
-
£418 GBP
View
Price last confirmed 110 days ago
Most Expensive
B
Frank Darling
100752989982KD · Nov 3
£485 GBP
$655 USD
View
8 more retailers have this diamond
Prices start from £120 GBPSave up to £365 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
0.99ct Round
£120 GBP