CaratHunter
Plans
Marquise|Lab Grown|IGI

1.30ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG788671800

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG788671800

Diamond specifications and retailer prices

From £575 GBP
As of November 5, 2026
Save £186 GBP (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £761 GBP at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 1.3ct lab-grown marquise diamond

This 1.3ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788671800 or 788671800. Listed at 3 retailers as of November 5, 2026, with prices from £575 to £761, a £186 spread on the same certified stone. The Diamond Guys lists it at £761. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788671800
Dimensions10.86 × 5.72 × 3.67 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.86 mm5.72 mm1.30 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788671800
Side View
Table 61.0%Crown 34.8°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £575 GBP|Low: £120 GBP|High: £1,098 GBP|Avg: £560 GBP|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
The Diamond Guys
August 3, 2026
Retailer 4£394 GBP
Retailer 10£419 GBP
Retailer 2£424 GBP
Retailer 3£482 GBP
Retailer 7£534 GBP
Retailer 8£563 GBP
Retailer 1£575 GBP
Retailer 6£663 GBP
Retailer 5£755 GBP
The Diamond Guys£761 GBP
Retailer 9£784 GBP

24 data points across 11 retailers

3 retailers£575 GBP to £761 GBP

Retailer 1
-
£534 GBP
Price last confirmed 151 days ago
B
Retailer 2
-
£575 GBP
View
Most Expensive
B
The Diamond Guys
1955241507 · Nov 6
£761 GBP
$1,019 USD
View
2 more retailers have this diamond
Prices start from £575 GBPSave up to £186 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.

B
1.30ct Marquise
£575 GBP