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Round|Lab Grown|IGI

0.59ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG483196972

Shape and cutting style on the report: Round brilliant

Certificate IGI LG483196972

Diamond specifications and retailer prices

From £236 GBP
$313 USD
As of October 29, 2026
Save £942 GBP (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,178 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.59ct lab-grown round diamond

This 0.59ct lab-grown round sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG483196972 or 483196972. Listed at 11 retailers as of October 29, 2026, with prices from £236 to £1,178, a £942 spread on the same certified stone. MOH London lists it at £1,178. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.59
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG483196972
Dimensions5.41 × 5.45 × 3.30 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
5.41 mm5.45 mm0.59 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG483196972
Side View
Table 58.0%Crown 33.5°Girdle: THN-MEDPavilion 41.1°Culet: NoneDepth 60.6%

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: £1,178 GBP|Low: £227 GBP|High: £1,185 GBP|Avg: £491 GBP|+0.6%
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
October 29, 2026
Retailer 8£236 GBP
Retailer 14£263 GBP
Retailer 3£273 GBP
Retailer 9£286 GBP
Retailer 10£292 GBP
Retailer 12£292 GBP
Retailer 5£410 GBP
Retailer 4£418 GBP
Retailer 11£475 GBP
Retailer 2£537 GBP
Retailer 6£572 GBP
Retailer 7£856 GBP
Retailer 13£939 GBP
MOH London£1,178 GBP

20 data points across 14 retailers

11 retailers£236 GBP to £1,178 GBP

A
Cheapest Retailer
-
£236 GBP
$313 USD
A
Retailer 2
-
£263 GBP
$350 USD
View
Final sale: no returns
A
Retailer 3
-
£273 GBP
$363 USD
View
A
Retailer 4
-
£286 GBP
$380 USD
View
A
Retailer 5
-
£292 GBP
$388 USD
View
A
Retailer 6
-
£292 GBP
$388 USD
View
B+
Retailer 7
-
£475 GBP
$631 USD
View
B+
Retailer 8
-
£537 GBP
€679 EUR
View
B
Retailer 9
-
£856 GBP
$1,138 USD
View
B
Retailer 10
-
£939 GBP
$1,248 USD
View
Most Expensive
B
MOH London
LG483196972 · Oct 29
£1,178 GBP
View
10 more retailers have this diamond
Prices start from £236 GBPSave up to £942 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
0.59ct Round
£236 GBP