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Marquise|Lab Grown|IGI

0.92ct H SI1 Marquise Lab Grown Diamond

ID • H/SI1 • IGI LG436045403

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436045403

Diamond specifications and retailer prices

From £301 GBP
$403 USD
As of October 30, 2026
Save £1,156 GBP (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,457 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.92ct lab-grown marquise diamond

This 0.92ct lab-grown marquise sits in the just-under-one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436045403 or 436045403. Listed at 11 retailers as of October 30, 2026, with prices from £301 to £1,457, a £1,156 spread on the same certified stone. MOH London lists it at £1,457. 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

0.92
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.2°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045403
Dimensions9.35 × 5.13 × 3.28 mm
L/W Ratio1.82
Girdle conditionFaceted
Top View
9.35 mm5.13 mm0.92 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436045403
Side View
Table 60.0%Crown 37.2°Girdle: MED-THKPavilion 41.8°CuletDepth 63.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,457 GBP|Low: £289 GBP|High: £1,475 GBP|Avg: £640 GBP|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7£301 GBP
Retailer 6£337 GBP
Retailer 11£337 GBP
Retailer 3£373 GBP
Retailer 8£373 GBP
Retailer 4£418 GBP
Retailer 2£513 GBP
Retailer 10£590 GBP
Retailer 5£1,046 GBP
Retailer 9£1,199 GBP
MOH London£1,457 GBP

27 data points across 11 retailers

11 retailers£301 GBP to £1,457 GBP

B+
Cheapest Retailer
-
£301 GBP
$403 USD
B+
Retailer 2
-
£337 GBP
$451 USD
View
B+
Retailer 3
-
£337 GBP
$451 USD
View
Final sale: no returns
Retailer 4
-
£373 GBP
$500 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
£373 GBP
$500 USD
View
B+
Retailer 6
-
£418 GBP
$560 USD
View
B+
Retailer 7
-
£513 GBP
View
B+
Retailer 8
-
£590 GBP
$791 USD
View
B
Retailer 9
-
£1,046 GBP
$1,402 USD
View
B
Retailer 10
-
£1,199 GBP
$1,606 USD
View
Most Expensive
B
MOH London
LG436045403 · Nov 1
£1,457 GBP
View
10 more retailers have this diamond
Prices start from £301 GBPSave up to £1,156 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.

B+
0.92ct Marquise
£301 GBP