CaratHunter
Plans
Round|Lab Grown|IGI

3.55ct F VVS2 Round Lab Grown Diamond

ID • F/VVS2 • IGI LG768656028

Shape and cutting style on the report: Round brilliant

Certificate IGI LG768656028

Diamond specifications and retailer prices

From £393 GBP
$527 USD
As of October 29, 2026
Save £1,645 GBP (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £5,597 GBP at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 3.55ct lab-grown round diamond

This 3.55ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG768656028 or 768656028. Listed at 23 retailers as of October 26, 2026, with a 418% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.55
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768656028
Dimensions9.73 × 9.67 × 6.06 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.73 mm9.67 mm3.55 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768656028
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.5%

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: Oct 29
Current: £611 GBP|Low: £393 GBP|High: £2,325 GBP|Avg: £1,086 GBP|-1.1%
Retailer 1
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
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 5£393 GBP
Retailer 8£440 GBP
Retailer 4£488 GBP
Retailer 6£488 GBP
Retailer 12£590 GBP
Retailer 1£611 GBP
Retailer 16£653 GBP
Retailer 11£741 GBP
Retailer 10£754 GBP
Retailer 13£1,030 GBP
Retailer 14£1,059 GBP
Retailer 2£1,259 GBP
Retailer 7£1,283 GBP
Retailer 3£1,808 GBP
Retailer 9£1,971 GBP
Retailer 15£2,039 GBP
Retailer 17£2,302 GBP

38 data points across 17 retailers

23 retailers£393 GBP to £2,039 GBP

A
Cheapest Retailer
-
£393 GBP
$527 USD
A
Retailer 2
-
£440 GBP
$590 USD
View
A
Retailer 3
-
£488 GBP
$654 USD
View
Retailer 4
-
£488 GBP
$654 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
£590 GBP
$790 USD
View
A
Retailer 6
-
£611 GBP
View
B+
Retailer 7
-
£653 GBP
$875 USD
View
A
Retailer 8
-
£741 GBP
€946 EUR
View
A
Retailer 9
-
£754 GBP
View
A
Retailer 10
-
£768 GBP
$1,029 USD
View
B+
Retailer 11
-
£1,030 GBP
A$2,123 AUD
View
B+
Retailer 12
-
£1,059 GBP
ZAR 22,930 ZAR
View
B+
Retailer 13
-
£1,088 GBP
$1,458 USD
View
B+
Retailer 14
-
£1,259 GBP
$1,687 USD
View
B+
Retailer 15
-
£1,283 GBP
$1,719 USD
View
B+
Retailer 16
-
£1,585 GBP
$2,124 USD
View
B+
Retailer 17
-
£1,601 GBP
$2,145 USD
View
B+
Retailer 18
-
£1,705 GBP
$2,285 USD
View
B+
Retailer 19
-
£1,808 GBP
$2,423 USD
View
Retailer 20
-
£1,971 GBP
SGD 3,568 SGD
View
Price last confirmed 20 days ago
B+
Retailer 21
-
£2,039 GBP
View
Retailer 22
-
£2,302 GBP
$3,085 USD
View
Price last confirmed 11 days ago
Most Expensive
Brilliant Earth
20458601A · Sep 28
£5,597 GBP
$7,500 USD
View
Price under review
22 more retailers have this diamond
Prices start from £393 GBPSave up to £1,645 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
3.55ct Round
£393 GBP