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Marquise|Lab Grown|IGI

1.23ct D VVS2 Marquise Lab Grown Diamond

ID • D/VVS2 • IGI LG841654475

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841654475

Diamond specifications and retailer prices

From £183 GBP
$246 USD
As of November 2, 2026
Save £1,575 GBP (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,759 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841654475 or 841654475. Listed at 17 retailers as of November 2, 2026, with prices from £183 to £1,759, a £1,575 spread on the same certified stone. Do Amore Diamonds lists it at £1,759. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841654475
Dimensions11.40 × 5.62 × 3.21 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.40 mm5.62 mm1.23 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841654475
Side View
Table 62.0%Crown 39.2°Girdle: MED-STKPavilion 36.9°Culet: NoneDepth 57.1%

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: Nov 2
Current: £1,759 GBP|Low: £183 GBP|High: £42,312 GBP|Avg: £9,568 GBP|-95.8%
Do Amore Diamonds
Retailer 2
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Retailer 19
November 3, 2026
Retailer 15£183 GBP
Retailer 3£304 GBP
Retailer 17£323 GBP
Retailer 14£328 GBP
Retailer 5£334 GBP
Retailer 16£432 GBP
Retailer 2£440 GBP
Retailer 10£585 GBP
Retailer 11£616 GBP
Retailer 4£714 GBP
Retailer 13£733 GBP
Retailer 19£931 GBP
Retailer 8£984 GBP
Retailer 18£997 GBP
Retailer 12£1,004 GBP
Do Amore Diamonds£1,759 GBP
Retailer 6£10,577 GBP
Retailer 9£17,319 GBP
Retailer 7£32,033 GBP

21 data points across 19 retailers

17 retailers£183 GBP to £1,759 GBP

A
Cheapest Retailer
-
£183 GBP
$246 USD
A
Retailer 2
-
£304 GBP
$408 USD
View
A
Retailer 3
-
£323 GBP
$433 USD
View
A
Retailer 4
-
£328 GBP
View
Retailer 5
-
£334 GBP
€427 EUR
View
Price last confirmed 8 days ago
A
Retailer 6
-
£432 GBP
ZAR 9,369 ZAR
View
B+
Retailer 7
-
£440 GBP
View
Retailer 8
-
£585 GBP
SGD 1,061 SGD
View
Price last confirmed 19 days ago
B
Retailer 9
-
£714 GBP
A$1,474 AUD
View
B
Retailer 10
-
£733 GBP
$983 USD
View
B
Retailer 11
-
£931 GBP
$1,249 USD
View
Retailer 12
-
£984 GBP
$1,320 USD
View
Price last confirmed 11 days ago
B
Retailer 13
-
£997 GBP
$1,338 USD
View
B
Retailer 14
-
£1,004 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3DD12CA48 · Nov 2
£1,759 GBP
$2,360 USD
View
14 more retailers have this diamond
Prices start from £183 GBPSave up to £1,575 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
1.23ct Marquise
£183 GBP