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Marquise|Lab Grown|IGI

1.27ct D VVS1 Marquise Lab Grown Diamond

ID • D/VVS1 • IGI LG841629686

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841629686

Diamond specifications and retailer prices

From £183 GBP
As of November 3, 2026
Save £706 GBP (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,315 GBP at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

About this 1.27ct lab-grown marquise diamond

This 1.27ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841629686 or 841629686. Listed at 17 retailers as of November 3, 2026, with a 386% 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

1.27
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841629686
Dimensions11.95 × 5.50 × 3.37 mm
L/W Ratio2.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.95 mm5.50 mm1.27 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841629686
Side View
Table 63.0%Crown 38.1°Girdle: MED-THKPavilion 40.5°Culet: NoneDepth 61.3%

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 3
Current: £373 GBP|Low: £183 GBP|High: £1,193 GBP|Avg: £525 GBP|-3.6%
Retailer 1
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
November 4, 2026
Retailer 10£183 GBP
Retailer 15£190 GBP
Retailer 9£230 GBP
Retailer 4£274 GBP
Retailer 8£330 GBP
Retailer 16£351 GBP
Retailer 1£373 GBP
Retailer 7£472 GBP
Retailer 13£496 GBP
Retailer 14£654 GBP
Retailer 5£659 GBP
Retailer 11£690 GBP
Retailer 12£698 GBP
Retailer 6£811 GBP
Retailer 2£816 GBP
Retailer 3£889 GBP

21 data points across 16 retailers

17 retailers£183 GBP to £889 GBP

A
Cheapest Retailer
-
£183 GBP
Final sale: no returns
A
Retailer 2
-
£190 GBP
View
A
Retailer 3
-
£230 GBP
View
B+
Retailer 4
-
£274 GBP
View
Retailer 5
-
£330 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
£351 GBP
View
A
Retailer 7
-
£373 GBP
View
A
Retailer 8
-
£472 GBP
View
B+
Retailer 9
-
£496 GBP
View
B+
Retailer 10
-
£654 GBP
View
B+
Retailer 11
-
£659 GBP
View
B+
Retailer 12
-
£690 GBP
View
B+
Retailer 13
-
£698 GBP
View
B+
Retailer 14
-
£811 GBP
View
B+
Retailer 15
-
£816 GBP
View
B
Retailer 16
-
£889 GBP
View
Most Expensive
Helzberg Diamonds
ZXZOKHMIPMOM · Oct 13
£1,315 GBP
$1,775 USD
View
Price last confirmed 22 days ago
16 more retailers have this diamond
Prices start from £183 GBPSave up to £706 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
1.27ct Marquise
£183 GBP