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Marquise|Lab Grown|IGI

0.90ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG631437975

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG631437975

Diamond specifications and retailer prices

From £162 GBP
HK$1,700 HKD
As of October 30, 2026
Save £503 GBP (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £665 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.9ct lab-grown marquise diamond

This 0.9ct lab-grown marquise sits in the just-under-one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG631437975 or 631437975. Listed at 21 retailers as of October 26, 2026, with prices from £162 to £665, a £503 spread on the same certified stone. MOH London lists it at £665. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.90
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631437975
Dimensions5.08 × 10.32 × 3.02 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.08 mm10.32 mm0.90 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631437975
Side View
Table 62.0%Crown 36.4°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 59.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £665 GBP|Low: £117 GBP|High: £696 GBP|Avg: £307 GBP|-4.2%
MOH London
Retailer 2
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Retailer 22
October 31, 2026
Retailer 10£117 GBP
Retailer 22£128 GBP
Retailer 7£136 GBP
Retailer 8£145 GBP
Retailer 11£145 GBP
Retailer 9£162 GBP
Retailer 4£193 GBP
Retailer 13£241 GBP
Retailer 16£247 GBP
Retailer 17£257 GBP
Retailer 18£257 GBP
Retailer 21£320 GBP
Retailer 15£325 GBP
Retailer 20£354 GBP
Retailer 19£358 GBP
Retailer 3£366 GBP
Retailer 6£390 GBP
Retailer 2£407 GBP
Retailer 14£463 GBP
Retailer 12£466 GBP
Retailer 5£498 GBP
MOH London£665 GBP

37 data points across 22 retailers

21 retailers£162 GBP to £665 GBP

Retailer 1
-
£117 GBP
$157 USD
Price last confirmed 14 days ago
Retailer 2
-
£136 GBP
$182 USD
View
Price last confirmed 18 days ago
Retailer 3
-
£145 GBP
$194 USD
View
Price last confirmed 13 days ago
Retailer 4
-
£145 GBP
$194 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
£162 GBP
HK$1,700 HKD
View
Retailer 6
-
£193 GBP
$258 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
£241 GBP
$323 USD
View
A
Retailer 8
-
£247 GBP
View
A
Retailer 9
-
£257 GBP
ZAR 5,563 ZAR
View
A
Retailer 10
-
£257 GBP
€328 EUR
View
B+
Retailer 11
-
£320 GBP
$429 USD
View
Retailer 12
-
£325 GBP
$435 USD
View
Price last confirmed 11 days ago
B+
Retailer 13
-
£354 GBP
A$730 AUD
View
B+
Retailer 14
-
£358 GBP
A$737 AUD
View
B+
Retailer 15
-
£366 GBP
$490 USD
View
Price last confirmed 7 days ago
B+
Retailer 16
-
£390 GBP
SGD 707 SGD
View
B+
Retailer 17
-
£407 GBP
A$838 AUD
View
B
Retailer 18
-
£463 GBP
$620 USD
View
Retailer 19
-
£466 GBP
$624 USD
View
Price last confirmed 13 days ago
B
Retailer 20
-
£498 GBP
$668 USD
View
Most Expensive
B
MOH London
LG631437975 · Oct 26
£665 GBP
View
20 more retailers have this diamond
Prices start from £162 GBPSave up to £503 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
0.90ct Marquise
£162 GBP