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1.85ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG440011130

Shape and cutting style on the report: Round brilliant

Certificate IGI LG440011130

Diamond specifications and retailer prices

From £776 GBP
$1,040 USD
As of October 30, 2026
Save £2,959 GBP (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,735 GBP at MOH London · As of October 27, 2026
View at MOH London

About this 1.85ct lab-grown round diamond

This 1.85ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440011130 or 440011130. Listed at 10 retailers as of October 27, 2026, with prices from £776 to £3,735, a £2,959 spread on the same certified stone. MOH London lists it at £3,735. 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

1.85
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440011130
Dimensions7.87 × 7.81 × 4.87 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.87 mm7.81 mm1.85 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440011130
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.9%

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 30
Current: £3,735 GBP|Low: £776 GBP|High: £3,775 GBP|Avg: £1,742 GBP|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2£776 GBP
Retailer 6£1,001 GBP
Retailer 9£1,089 GBP
Retailer 7£1,161 GBP
Retailer 11£1,161 GBP
Retailer 5£1,351 GBP
Retailer 3£1,604 GBP
Retailer 8£1,835 GBP
Retailer 12£2,164 GBP
Retailer 10£2,176 GBP
Retailer 4£2,597 GBP
MOH London£3,735 GBP

22 data points across 12 retailers

10 retailers£776 GBP to £3,735 GBP

A
Cheapest Retailer
-
£776 GBP
$1,040 USD
B+
Retailer 2
-
£1,001 GBP
$1,341 USD
View
B+
Retailer 3
-
£1,089 GBP
$1,459 USD
View
B+
Retailer 4
-
£1,161 GBP
$1,556 USD
View
Retailer 5
-
£1,161 GBP
$1,556 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
£1,351 GBP
View
B
Retailer 7
-
£1,835 GBP
$2,459 USD
View
B
Retailer 8
-
£2,164 GBP
$2,900 USD
View
B
Retailer 9
-
£2,176 GBP
$2,916 USD
View
Most Expensive
B
MOH London
LG440011130 · Oct 27
£3,735 GBP
View
9 more retailers have this diamond
Prices start from £776 GBPSave up to £2,959 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
1.85ct Round
£776 GBP