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Marquise|Lab Grown|IGI

1.38ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG837683152

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837683152

Diamond specifications and retailer prices

From £178 GBP
$239 USD
As of November 2, 2026
Save £802 GBP (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,706 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.38ct lab-grown marquise diamond

This 1.38ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837683152 or 837683152. Listed at 12 retailers as of October 29, 2026, with a 451% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.38
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837683152
Dimensions12.07 × 5.85 × 3.55 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.07 mm5.85 mm1.38 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837683152
Side View
Table 60.0%Crown 34.5°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 60.7%

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: Nov 2
Current: £1,706 GBP|Low: £171 GBP|High: £1,706 GBP|Avg: £690 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 9£178 GBP
Retailer 8£206 GBP
Retailer 2£325 GBP
Retailer 11£372 GBP
Retailer 6£592 GBP
Retailer 4£656 GBP
Retailer 7£712 GBP
Retailer 3£723 GBP
Retailer 10£782 GBP
Retailer 5£980 GBP
Do Amore Diamonds£1,706 GBP

27 data points across 11 retailers

12 retailers£178 GBP to £980 GBP

A
Cheapest Retailer
-
£178 GBP
$239 USD
A
Retailer 2
-
£206 GBP
$277 USD
View
A
Retailer 3
-
£325 GBP
View
A
Retailer 4
-
£372 GBP
$499 USD
View
B+
Retailer 5
-
£555 GBP
$745 USD
View
B+
Retailer 6
-
£592 GBP
A$1,223 AUD
View
B+
Retailer 7
-
£656 GBP
$880 USD
View
B
Retailer 8
-
£712 GBP
$955 USD
View
B
Retailer 9
-
£723 GBP
$970 USD
View
B
Retailer 10
-
£782 GBP
$1,050 USD
View
B
Retailer 11
-
£980 GBP
View
Most Expensive
Do Amore Diamonds
27-CCB9E7930 · Nov 2
£1,706 GBP
$2,290 USD
View
Price under review
11 more retailers have this diamond
Prices start from £178 GBPSave up to £802 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
1.38ct Marquise
£178 GBP