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Round|Lab Grown|IGI

1.53ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG778658618

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778658618

Diamond specifications and retailer prices

From £145 GBP
$194 USD
As of November 1, 2026
Save £695 GBP (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £840 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.53ct lab-grown round diamond

This 1.53ct 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 LG778658618 or 778658618. Listed at 22 retailers as of November 1, 2026, with prices from £145 to £840, a £695 spread on the same certified stone. MOH London lists it at £840. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778658618
Dimensions7.34 × 7.36 × 4.56 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
7.34 mm7.36 mm1.53 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778658618
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.1%

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: £840 GBP|Low: £145 GBP|High: £868 GBP|Avg: £418 GBP|-3.3%
MOH London
Retailer 2
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Retailer 19
November 3, 2026
Retailer 7£145 GBP
Retailer 3£162 GBP
Retailer 19£168 GBP
Retailer 16£180 GBP
Retailer 8£180 GBP
Retailer 14£310 GBP
Retailer 4£312 GBP
Retailer 2£327 GBP
Retailer 9£344 GBP
Retailer 13£419 GBP
Retailer 18£428 GBP
Retailer 12£468 GBP
Retailer 17£578 GBP
Retailer 5£585 GBP
Retailer 11£589 GBP
Retailer 6£618 GBP
Retailer 10£716 GBP
Retailer 15£747 GBP
MOH London£840 GBP

31 data points across 19 retailers

22 retailers£145 GBP to £840 GBP

A
Cheapest Retailer
-
£145 GBP
$194 USD
Retailer 2
-
£145 GBP
$194 USD
View
Price last confirmed 46 days ago
A
Retailer 3
-
£162 GBP
$217 USD
View
Final sale: no returns
A
Retailer 4
-
£168 GBP
$225 USD
View
Retailer 5
-
£177 GBP
$238 USD
View
Price last confirmed 45 days ago
A
Retailer 6
-
£180 GBP
$241 USD
View
Retailer 7
-
£180 GBP
$242 USD
View
Price last confirmed 9 days ago
A
Retailer 8
-
£310 GBP
ZAR 6,721 ZAR
View
B+
Retailer 9
-
£312 GBP
$419 USD
View
A
Retailer 10
-
£327 GBP
View
A
Retailer 11
-
£344 GBP
$462 USD
View
A
Retailer 12
-
£419 GBP
A$864 AUD
View
A
Retailer 13
-
£428 GBP
$574 USD
View
B+
Retailer 14
-
£468 GBP
$628 USD
View
B+
Retailer 15
-
£578 GBP
$775 USD
View
Retailer 16
-
£578 GBP
$775 USD
View
Price last confirmed 43 days ago
B+
Retailer 17
-
£585 GBP
SGD 1,061 SGD
View
Retailer 18
-
£589 GBP
$790 USD
View
Price last confirmed 16 days ago
B+
Retailer 19
-
£618 GBP
$828 USD
View
B
Retailer 20
-
£716 GBP
$960 USD
View
B
Retailer 21
-
£747 GBP
$1,002 USD
View
Most Expensive
B
MOH London
LG778658618 · Nov 1
£840 GBP
View
21 more retailers have this diamond
Prices start from £145 GBPSave up to £695 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
1.53ct Round
£145 GBP