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Round|Lab Grown|IGI

1.72ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG488155775

Shape and cutting style on the report: Round brilliant

Certificate IGI LG488155775

Diamond specifications and retailer prices

From £946 GBP
$1,260 USD
As of October 29, 2026
Save £2,827 GBP (75%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,773 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.72ct lab-grown round diamond

This 1.72ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG488155775 or 488155775. Listed at 12 retailers as of October 29, 2026, with prices from £946 to £3,773, a £2,827 spread on the same certified stone. MOH London lists it at £3,773. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.72
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG488155775
Dimensions7.62 × 7.66 × 4.77 mm
L/W Ratio1.01
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
7.62 mm7.66 mm1.72 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG488155775
Side View
Table 59.0%Crown 35.9°GirdlePavilion 41.2°Culet: NoneDepth 62.5%

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: Oct 29
Current: £3,773 GBP|Low: £906 GBP|High: £3,798 GBP|Avg: £2,016 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 3£946 GBP
Retailer 7£1,232 GBP
Retailer 6£1,268 GBP
Retailer 8£1,442 GBP
Retailer 9£1,783 GBP
Retailer 5£2,070 GBP
Retailer 4£2,323 GBP
Retailer 2£2,415 GBP
Retailer 10£2,940 GBP
MOH London£3,773 GBP

16 data points across 10 retailers

12 retailers£946 GBP to £3,773 GBP

A
Cheapest Retailer
-
£946 GBP
$1,260 USD
A
Retailer 2
-
£1,132 GBP
$1,508 USD
View
B+
Retailer 3
-
£1,232 GBP
$1,641 USD
View
B+
Retailer 4
-
£1,268 GBP
$1,689 USD
View
Final sale: no returns
Retailer 5
-
£1,314 GBP
$1,750 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
£1,314 GBP
$1,750 USD
View
B+
Retailer 7
-
£1,442 GBP
$1,920 USD
View
B
Retailer 8
-
£2,070 GBP
$2,757 USD
View
B
Retailer 9
-
£2,323 GBP
$3,094 USD
View
B
Retailer 10
-
£2,415 GBP
ZAR 51,961 ZAR
View
B
Retailer 11
-
£2,463 GBP
$3,280 USD
View
Most Expensive
B
MOH London
LG488155775 · Oct 29
£3,773 GBP
View
11 more retailers have this diamond
Prices start from £946 GBPSave up to £2,827 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
1.72ct Round
£946 GBP