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Marquise|Lab Grown|IGI

1.59ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG839651256

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839651256

Diamond specifications and retailer prices

From £290 GBP
$388 USD
As of November 1, 2026
Save £584 GBP (67%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £874 GBP at Brilliance · As of October 30, 2026
View at Brilliance

About this 1.59ct lab-grown marquise diamond

This 1.59ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839651256 or 839651256. Listed at 7 retailers as of October 30, 2026, with prices from £290 to £874, a £584 spread on the same certified stone. Brilliance lists it at £874. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839651256
Dimensions11.94 × 6.10 × 3.83 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.94 mm6.10 mm1.59 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839651256
Side View
Table 59.0%Crown 35.6°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.8%

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: £874 GBP|Low: £290 GBP|High: £943 GBP|Avg: £564 GBP|-7.3%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 6£290 GBP
Retailer 4£369 GBP
Retailer 3£405 GBP
Retailer 5£414 GBP
Retailer 7£729 GBP
Retailer 2£861 GBP
Brilliance£874 GBP

33 data points across 7 retailers

7 retailers£290 GBP to £874 GBP

B+
Cheapest Retailer
-
£290 GBP
$388 USD
A
Retailer 2
-
£369 GBP
ZAR 7,986 ZAR
View
A
Retailer 3
-
£405 GBP
View
A
Retailer 4
-
£414 GBP
$555 USD
View
B+
Retailer 5
-
£729 GBP
$977 USD
View
B+
Retailer 6
-
£861 GBP
View
Most Expensive
B
Brilliance
D45585397 · Oct 30
£874 GBP
$1,171 USD
View
6 more retailers have this diamond
Prices start from £290 GBPSave up to £584 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
1.59ct Marquise
£290 GBP