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Marquise|Lab Grown|IGI

1.29ct D VVS1 Marquise Lab Grown Diamond

ID • D/VVS1 • IGI LG812615124

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG812615124

Diamond specifications and retailer prices

From £225 GBP
$301 USD
As of November 2, 2026
Save £955 GBP (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,179 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG812615124 or 812615124. Listed at 24 retailers as of October 29, 2026, with prices from £225 to £1,179, a £955 spread on the same certified stone. Brilliant Earth lists it at £1,179. 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 angle32.8°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812615124
Dimensions11.67 × 5.52 × 3.33 mm
L/W Ratio2.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.67 mm5.52 mm1.29 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812615124
Side View
Table 62.0%Crown 32.8°Girdle: MED-STKPavilion 39°Culet: NoneDepth 60.3%

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 2
Current: £896 GBP|Low: £216 GBP|High: £1,179 GBP|Avg: £635 GBP|-24.1%
Brilliant Earth
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
Retailer 17
November 2, 2026
Retailer 4£225 GBP
Retailer 11£251 GBP
Retailer 9£260 GBP
Retailer 6£278 GBP
Retailer 14£396 GBP
Retailer 16£463 GBP
Retailer 10£480 GBP
Retailer 2£494 GBP
Retailer 13£499 GBP
Retailer 17£684 GBP
Retailer 3£703 GBP
Retailer 15£847 GBP
Retailer 8£894 GBP
Brilliant Earth£896 GBP
Retailer 5£896 GBP
Retailer 7£1,081 GBP
Retailer 12£1,115 GBP

37 data points across 17 retailers

24 retailers£225 GBP to £1,179 GBP

A
Cheapest Retailer
-
£225 GBP
$301 USD
A
Retailer 2
-
£251 GBP
$336 USD
View
Final sale: no returns
A
Retailer 3
-
£260 GBP
$349 USD
View
Retailer 4
-
£278 GBP
$373 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£278 GBP
$373 USD
View
A
Retailer 6
-
£375 GBP
$502 USD
View
A
Retailer 7
-
£396 GBP
$530 USD
View
B+
Retailer 8
-
£463 GBP
€591 EUR
View
B+
Retailer 9
-
£465 GBP
$623 USD
View
A
Retailer 10
-
£480 GBP
ZAR 10,385 ZAR
View
B+
Retailer 11
-
£494 GBP
View
B+
Retailer 12
-
£499 GBP
A$1,028 AUD
View
B+
Retailer 13
-
£509 GBP
$682 USD
View
Retailer 14
-
£684 GBP
A$1,409 AUD
View
Price last confirmed 8 days ago
B
Retailer 15
-
£703 GBP
$942 USD
View
B+
Retailer 16
-
£847 GBP
$1,135 USD
View
B
Retailer 17
-
£894 GBP
$1,198 USD
View
B
Retailer 18
-
£896 GBP
$1,200 USD
View
Retailer 19
-
£896 GBP
A$1,848 AUD
View
Price last confirmed 25 days ago
B
Retailer 20
-
£930 GBP
$1,246 USD
View
Retailer 21
-
£1,081 GBP
View
Price last confirmed 7 days ago
B
Retailer 22
-
£1,115 GBP
View
B
Retailer 23
-
£1,131 GBP
$1,515 USD
View
Most Expensive
B
Brilliant Earth
20551602A · Oct 29
£1,179 GBP
$1,580 USD
View
23 more retailers have this diamond
Prices start from £225 GBPSave up to £955 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
£225 GBP