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Marquise|Lab Grown|IGI

1.29ct D VVS1 Marquise Lab Grown Diamond

ID • D/VVS1 • IGI LG816677276

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816677276

Diamond specifications and retailer prices

From £187 GBP
$251 USD
As of November 1, 2026
Save £914 GBP (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,101 GBP at Michael Trio · As of November 2, 2026
View at Michael Trio

About this 1.29ct lab-grown marquise diamond

This 1.29ct 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 LG816677276 or 816677276. Listed at 16 retailers as of November 1, 2026, with prices from £187 to £1,101, a £914 spread on the same certified stone. Michael Trio lists it at £1,101. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816677276
Dimensions11.96 × 5.41 × 3.34 mm
L/W Ratio2.21
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.96 mm5.41 mm1.29 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816677276
Side View
Table 63.0%Crown 38.7°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.7%

Caratlytics Score

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A+
Exceptional
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 1
Current: £1,101 GBP|Low: £187 GBP|High: £1,207 GBP|Avg: £593 GBP|-1.9%
Michael Trio
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
November 2, 2026
Retailer 5£187 GBP
Retailer 3£279 GBP
Retailer 8£357 GBP
Retailer 2£382 GBP
Retailer 4£387 GBP
Retailer 10£445 GBP
Retailer 13£488 GBP
Retailer 6£509 GBP
Retailer 15£670 GBP
Retailer 14£704 GBP
Retailer 12£713 GBP
Retailer 7£820 GBP
Retailer 9£829 GBP
Retailer 11£902 GBP
Michael Trio£1,101 GBP

22 data points across 15 retailers

16 retailers£187 GBP to £1,101 GBP

A+
Cheapest Retailer
-
£187 GBP
$251 USD
Final sale: no returns
B+
Retailer 2
-
£279 GBP
$375 USD
View
A
Retailer 3
-
£357 GBP
ZAR 7,739 ZAR
View
A
Retailer 4
-
£382 GBP
View
A
Retailer 5
-
£387 GBP
€495 EUR
View
A
Retailer 6
-
£445 GBP
$597 USD
View
A
Retailer 7
-
£488 GBP
$655 USD
View
B+
Retailer 8
-
£509 GBP
A$1,050 AUD
View
B+
Retailer 9
-
£670 GBP
$899 USD
View
B+
Retailer 10
-
£704 GBP
$945 USD
View
B+
Retailer 11
-
£713 GBP
$957 USD
View
B
Retailer 12
-
£820 GBP
$1,100 USD
View
B+
Retailer 13
-
£829 GBP
View
Retailer 14
-
£858 GBP
A$1,771 AUD
View
Price last confirmed 28 days ago
B
Retailer 15
-
£902 GBP
$1,210 USD
View
Most Expensive
B
Michael Trio
6328774420 · Nov 2
£1,101 GBP
SGD 1,996 SGD
View
15 more retailers have this diamond
Prices start from £187 GBPSave up to £914 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+
1.29ct Marquise
£187 GBP