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Marquise|Lab Grown|IGI

1.38ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG788601366

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG788601366

Diamond specifications and retailer prices

From £169 GBP
$227 USD
As of November 2, 2026
Save £1,455 GBP (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,625 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 LG788601366 or 788601366. Listed at 18 retailers as of November 2, 2026, with prices from £169 to £1,625, a £1,455 spread on the same certified stone. Do Amore Diamonds lists it at £1,625. 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 angle34.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788601366
Dimensions11.81 × 5.82 × 3.61 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.81 mm5.82 mm1.38 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788601366
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.0%

Caratlytics Score

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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: £1,625 GBP|Low: £167 GBP|High: £1,669 GBP|Avg: £550 GBP|+5.8%
Do Amore Diamonds
Retailer 2
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November 2, 2026
Retailer 10£169 GBP
Retailer 6£197 GBP
Retailer 7£255 GBP
Retailer 9£282 GBP
Retailer 2£310 GBP
Retailer 12£329 GBP
Retailer 20£350 GBP
Retailer 19£369 GBP
Retailer 11£382 GBP
Retailer 14£434 GBP
Retailer 8£456 GBP
Retailer 5£484 GBP
Retailer 17£564 GBP
Retailer 15£658 GBP
Retailer 3£666 GBP
Retailer 22£677 GBP
Retailer 16£682 GBP
Retailer 21£745 GBP
Retailer 13£771 GBP
Retailer 4£880 GBP
Retailer 18£930 GBP
Do Amore Diamonds£1,625 GBP

31 data points across 22 retailers

18 retailers£169 GBP to £1,625 GBP

A
Cheapest Retailer
-
£169 GBP
$227 USD
A
Retailer 2
-
£197 GBP
$264 USD
View
A
Retailer 3
-
£255 GBP
$342 USD
View
B+
Retailer 4
-
£282 GBP
$379 USD
View
A
Retailer 5
-
£310 GBP
View
A
Retailer 6
-
£350 GBP
$470 USD
View
A
Retailer 7
-
£369 GBP
€471 EUR
View
Retailer 8
-
£456 GBP
$612 USD
View
Price last confirmed 19 days ago
Retailer 9
-
£484 GBP
$650 USD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
£564 GBP
A$1,165 AUD
View
B+
Retailer 11
-
£666 GBP
CA$1,240 CAD
View
B
Retailer 12
-
£677 GBP
$909 USD
View
B+
Retailer 13
-
£682 GBP
A$1,408 AUD
View
B
Retailer 14
-
£745 GBP
$1,000 USD
View
B
Retailer 15
-
£771 GBP
$1,034 USD
View
B
Retailer 16
-
£880 GBP
$1,181 USD
View
B
Retailer 17
-
£930 GBP
View
Most Expensive
B
Do Amore Diamonds
27-8D0071385 · Nov 2
£1,625 GBP
$2,180 USD
View
17 more retailers have this diamond
Prices start from £169 GBPSave up to £1,455 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
£169 GBP