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Marquise|Lab Grown|IGI

1.27ct D VVS1 Marquise Lab Grown Diamond

ID • D/VVS1 • IGI LG839624505

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839624505

Diamond specifications and retailer prices

From £180 GBP
As of November 4, 2026
Save £897 GBP (83%) 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 LG839624505 or 839624505. Listed at 17 retailers as of November 4, 2026, with a 498% 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 angle38.7°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839624505
Dimensions11.65 × 5.50 × 3.50 mm
L/W Ratio2.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.65 mm5.50 mm1.27 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839624505
Side View
Table 63.0%Crown 38.7°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 63.6%

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 4
Current: £227 GBP|Low: £180 GBP|High: £1,170 GBP|Avg: £572 GBP|-3.8%
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 9£180 GBP
Retailer 1£227 GBP
Retailer 10£268 GBP
Retailer 4£345 GBP
Retailer 11£366 GBP
Retailer 8£371 GBP
Retailer 2£470 GBP
Retailer 15£487 GBP
Retailer 16£643 GBP
Retailer 12£679 GBP
Retailer 13£684 GBP
Retailer 14£799 GBP
Retailer 6£826 GBP
Retailer 7£856 GBP
Retailer 5£874 GBP
Retailer 3£1,077 GBP

22 data points across 16 retailers

17 retailers£180 GBP to £1,077 GBP

A
Cheapest Retailer
-
£180 GBP
Final sale: no returns
A
Retailer 2
-
£227 GBP
View
B+
Retailer 3
-
£268 GBP
View
A
Retailer 4
-
£345 GBP
View
A
Retailer 5
-
£366 GBP
View
Retailer 6
-
£371 GBP
View
Price last confirmed 8 days ago
A
Retailer 7
-
£470 GBP
View
A
Retailer 8
-
£487 GBP
View
B+
Retailer 9
-
£643 GBP
View
B+
Retailer 10
-
£679 GBP
View
B+
Retailer 11
-
£684 GBP
View
B+
Retailer 12
-
£799 GBP
View
B
Retailer 13
-
£826 GBP
View
Retailer 14
-
£856 GBP
View
Price last confirmed 7 days ago
B
Retailer 15
-
£874 GBP
View
B
Retailer 16
-
£1,077 GBP
View
Most Expensive
Helzberg Diamonds
ZXZOJPMIKLGL · Oct 13
£1,315 GBP
$1,775 USD
View
Price last confirmed 22 days ago
16 more retailers have this diamond
Prices start from £180 GBPSave up to £897 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
£180 GBP