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Marquise|Lab Grown|IGI

1.00ct D VS2 Marquise Lab Grown Diamond

EX • D/VS2 • IGI LG778670096

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG778670096

Diamond specifications and retailer prices

From £122 GBP
$164 USD
As of October 30, 2026
Save £682 GBP (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £805 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778670096 or 778670096. Listed at 17 retailers as of October 30, 2026, with prices from £122 to £805, a £682 spread on the same certified stone. Reve Diamonds lists it at £805. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.8°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778670096
Dimensions10.66 × 5.11 × 3.15 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.66 mm5.11 mm1.00 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778670096
Side View
Table 59.0%Crown 30.8°Girdle: STK-THKPavilion 40°Culet: NoneDepth 61.6%

Caratlytics Score

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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: Oct 30
Current: £268 GBP|Low: £117 GBP|High: £805 GBP|Avg: £369 GBP|+4.6%
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
Reve Diamonds
October 31, 2026
Retailer 13£122 GBP
Retailer 12£137 GBP
Retailer 4£142 GBP
Retailer 11£152 GBP
Retailer 14£152 GBP
Retailer 9£182 GBP
Retailer 1£268 GBP
Retailer 3£273 GBP
Retailer 8£288 GBP
Retailer 5£332 GBP
Retailer 2£487 GBP
Retailer 10£515 GBP
Retailer 7£713 GBP
Retailer 6£796 GBP
Reve Diamonds£805 GBP

44 data points across 15 retailers

17 retailers£122 GBP to £805 GBP

A
Cheapest Retailer
-
£122 GBP
$164 USD
A
Retailer 2
-
£137 GBP
$183 USD
View
Final sale: no returns
A
Retailer 3
-
£142 GBP
$190 USD
View
A
Retailer 4
-
£152 GBP
$203 USD
View
A
Retailer 5
-
£152 GBP
$203 USD
View
Retailer 6
-
£182 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
£240 GBP
$322 USD
View
A
Retailer 8
-
£268 GBP
View
A
Retailer 9
-
£273 GBP
$366 USD
View
A
Retailer 10
-
£288 GBP
View
B+
Retailer 11
-
£332 GBP
$445 USD
View
B
Retailer 12
-
£487 GBP
$653 USD
View
B
Retailer 13
-
£515 GBP
$690 USD
View
B
Retailer 14
-
£529 GBP
$708 USD
View
B
Retailer 15
-
£713 GBP
View
B
Retailer 16
-
£796 GBP
View
Most Expensive
B
Reve Diamonds
59AEC4CA0 · Oct 30
£805 GBP
$1,078 USD
View
16 more retailers have this diamond
Prices start from £122 GBPSave up to £682 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
1.00ct Marquise
£122 GBP