CaratHunter
Plans
Marquise|Lab Grown|IGI

0.91ct D SI1 Marquise Lab Grown Diamond

ID • D/SI1 • IGI LG724542247

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG724542247

Diamond specifications and retailer prices

From £82 GBP
$110 USD
As of October 30, 2026
Save £765 GBP (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £847 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.91ct lab-grown marquise diamond

This 0.91ct lab-grown marquise sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG724542247 or 724542247. Listed at 14 retailers as of October 30, 2026, with prices from £82 to £847, a £765 spread on the same certified stone. MOH London lists it at £847. 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

0.91
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724542247
Dimensions10.06 × 5.06 × 3.16 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.06 mm5.06 mm0.91 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724542247
Side View
Table 58.0%Crown 34.7°Girdle: MED-STKPavilion 40.4°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 30
Current: £847 GBP|Low: £82 GBP|High: £847 GBP|Avg: £264 GBP
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
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 14£82 GBP
Retailer 17£95 GBP
Retailer 11£108 GBP
Retailer 5£124 GBP
Retailer 2£134 GBP
Retailer 16£190 GBP
Retailer 4£202 GBP
Retailer 10£203 GBP
Retailer 6£209 GBP
Retailer 8£251 GBP
Retailer 15£285 GBP
Retailer 12£326 GBP
Retailer 13£363 GBP
Retailer 3£366 GBP
Retailer 9£464 GBP
Retailer 7£657 GBP
MOH London£847 GBP

5 data points across 17 retailers

14 retailers£82 GBP to £847 GBP

A
Cheapest Retailer
-
£82 GBP
$110 USD
A
Retailer 2
-
£95 GBP
$127 USD
View
A
Retailer 3
-
£108 GBP
$145 USD
View
A
Retailer 4
-
£124 GBP
HK$1,300 HKD
View
A
Retailer 5
-
£134 GBP
View
A
Retailer 6
-
£190 GBP
$254 USD
View
B+
Retailer 7
-
£202 GBP
$271 USD
View
A
Retailer 8
-
£203 GBP
View
A
Retailer 9
-
£209 GBP
View
B+
Retailer 10
-
£285 GBP
$382 USD
View
B+
Retailer 11
-
£326 GBP
$437 USD
View
B+
Retailer 12
-
£363 GBP
$487 USD
View
B+
Retailer 13
-
£366 GBP
$490 USD
View
Most Expensive
B
MOH London
LG724542247 · Nov 1
£847 GBP
View
13 more retailers have this diamond
Prices start from £82 GBPSave up to £765 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
0.91ct Marquise
£82 GBP