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Round|Lab Grown|IGI

1.59ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG770679651

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770679651

Diamond specifications and retailer prices

From £146 GBP
$196 USD
As of November 1, 2026
Save £712 GBP (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £858 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.59ct lab-grown round diamond

This 1.59ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770679651 or 770679651. Listed at 20 retailers as of October 29, 2026, with prices from £146 to £858, a £712 spread on the same certified stone. MOH London lists it at £858. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770679651
Dimensions7.58 × 7.56 × 4.51 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
7.58 mm7.56 mm1.59 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770679651
Side View
Table 60.0%Crown 34°Girdle: MediumPavilion 40.6°Culet: NoneDepth 59.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £858 GBP|Low: £146 GBP|High: £876 GBP|Avg: £384 GBP|-1.8%
MOH London
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
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Retailer 18
November 1, 2026
Retailer 8£146 GBP
Retailer 4£163 GBP
Retailer 3£169 GBP
Retailer 14£181 GBP
Retailer 10£183 GBP
Retailer 11£283 GBP
Retailer 2£313 GBP
Retailer 5£316 GBP
Retailer 12£331 GBP
Retailer 17£368 GBP
Retailer 9£425 GBP
Retailer 18£431 GBP
Retailer 16£469 GBP
Retailer 15£583 GBP
Retailer 6£590 GBP
Retailer 7£623 GBP
Retailer 13£754 GBP
MOH London£858 GBP

24 data points across 18 retailers

20 retailers£146 GBP to £858 GBP

A
Cheapest Retailer
-
£146 GBP
$196 USD
A
Retailer 2
-
£163 GBP
$218 USD
View
Final sale: no returns
A
Retailer 3
-
£169 GBP
$227 USD
View
A
Retailer 4
-
£181 GBP
$243 USD
View
Retailer 5
-
£183 GBP
$245 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
£283 GBP
View
A
Retailer 7
-
£313 GBP
ZAR 6,780 ZAR
View
B+
Retailer 8
-
£316 GBP
$424 USD
View
A
Retailer 9
-
£331 GBP
View
A
Retailer 10
-
£368 GBP
$493 USD
View
A
Retailer 11
-
£425 GBP
A$877 AUD
View
A
Retailer 12
-
£431 GBP
$578 USD
View
B+
Retailer 13
-
£469 GBP
$628 USD
View
B+
Retailer 14
-
£583 GBP
$781 USD
View
B+
Retailer 15
-
£590 GBP
SGD 1,068 SGD
View
Retailer 16
-
£593 GBP
$795 USD
View
Price last confirmed 13 days ago
B+
Retailer 17
-
£623 GBP
$835 USD
View
B
Retailer 18
-
£754 GBP
$1,010 USD
View
Retailer 19
-
£784 GBP
$1,050 USD
View
Price last confirmed 16 days ago
Most Expensive
B
MOH London
LG770679651 · Oct 29
£858 GBP
View
19 more retailers have this diamond
Prices start from £146 GBPSave up to £712 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 Round
£146 GBP