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Marquise|Lab Grown|IGI

1.27ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG816692097

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816692097

Diamond specifications and retailer prices

From £193 GBP
As of November 4, 2026
Save £865 GBP (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,711 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG816692097 or 816692097. Listed at 17 retailers as of November 2, 2026, with a 449% 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816692097
Dimensions11.70 × 5.66 × 3.55 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.70 mm5.66 mm1.27 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816692097
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.7%

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: £1,711 GBP|Low: £193 GBP|High: £1,711 GBP|Avg: £607 GBP
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 20
November 4, 2026
Retailer 15£193 GBP
Retailer 9£216 GBP
Retailer 16£224 GBP
Retailer 4£239 GBP
Retailer 17£239 GBP
Retailer 8£301 GBP
Retailer 3£354 GBP
Retailer 19£359 GBP
Retailer 12£372 GBP
Retailer 6£398 GBP
Retailer 11£441 GBP
Retailer 2£461 GBP
Retailer 20£552 GBP
Retailer 13£647 GBP
Retailer 5£735 GBP
Retailer 18£849 GBP
Retailer 10£971 GBP
Retailer 7£1,025 GBP
Retailer 14£1,058 GBP
Do Amore Diamonds£1,711 GBP

26 data points across 20 retailers

17 retailers£193 GBP to £1,058 GBP

A
Cheapest Retailer
-
£193 GBP
A
Retailer 2
-
£216 GBP
View
Final sale: no returns
A
Retailer 3
-
£224 GBP
View
Retailer 4
-
£239 GBP
View
Price last confirmed 10 days ago
A
Retailer 5
-
£239 GBP
View
A
Retailer 6
-
£301 GBP
View
A
Retailer 7
-
£359 GBP
View
A
Retailer 8
-
£398 GBP
View
B+
Retailer 9
-
£461 GBP
View
Retailer 10
-
£552 GBP
View
Price last confirmed 7 days ago
B+
Retailer 11
-
£647 GBP
View
B
Retailer 12
-
£735 GBP
View
B
Retailer 13
-
£849 GBP
View
B
Retailer 14
-
£971 GBP
View
B
Retailer 15
-
£1,025 GBP
View
B
Retailer 16
-
£1,058 GBP
View
Most Expensive
Do Amore Diamonds
27-3AB1A44F3 · Nov 4
£1,711 GBP
$2,310 USD
View
Price under review
16 more retailers have this diamond
Prices start from £193 GBPSave up to £865 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
£193 GBP