CaratHunter
Plans
Marquise|Lab Grown|IGI

1.03ct G VS2 Marquise Lab Grown Diamond

ID • G/VS2 • IGI LG500166081

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG500166081

Diamond specifications and retailer prices

From £577 GBP
$774 USD
As of November 2, 2026
Save £504 GBP (47%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,078 GBP at Flawless Fine Jewelry · As of November 2, 2026
View at Flawless Fine Jewelry

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500166081 or 500166081. Listed at 14 retailers as of November 1, 2026, with a 87% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.9°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500166081
Dimensions10.85 × 5.29 × 3.04 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.85 mm5.29 mm1.03 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG500166081
Side View
Table 60.0%Crown 37.9°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 57.5%

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 2
Current: £2,078 GBP|Low: £554 GBP|High: £2,539 GBP|Avg: £1,171 GBP
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 8£577 GBP
Retailer 3£627 GBP
Retailer 4£646 GBP
Retailer 10£669 GBP
Retailer 9£708 GBP
Retailer 7£801 GBP
Retailer 2£1,026 GBP
Retailer 12£1,081 GBP
Retailer 6£1,592 GBP
Retailer 11£1,882 GBP
Flawless Fine Jewelry£2,078 GBP
Retailer 5£2,522 GBP

42 data points across 12 retailers

14 retailers£577 GBP to £1,081 GBP

B+
Cheapest Retailer
-
£577 GBP
$774 USD
B
Retailer 2
-
£627 GBP
$842 USD
View
B
Retailer 3
-
£646 GBP
$867 USD
View
Final sale: no returns
B
Retailer 4
-
£669 GBP
$898 USD
View
Retailer 5
-
£669 GBP
$898 USD
View
Price last confirmed 16 days ago
B
Retailer 6
-
£708 GBP
$950 USD
View
B
Retailer 7
-
£801 GBP
$1,075 USD
View
B
Retailer 8
-
£1,026 GBP
View
B
Retailer 9
-
£1,081 GBP
$1,451 USD
View
Retailer 10
-
£1,592 GBP
$2,136 USD
View
Price under review
Retailer 11
-
£1,882 GBP
$2,525 USD
View
Price under review
Retailer 12
-
£2,065 GBP
$2,771 USD
View
Price under review
Most Expensive
Flawless Fine Jewelry
0C92A015A · Nov 2
£2,078 GBP
View
Price under review
12 more retailers have this diamond
Prices start from £577 GBPSave up to £504 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+
1.03ct Marquise
£577 GBP