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Marquise|Lab Grown|IGI

1.02ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG809685928

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG809685928

Diamond specifications and retailer prices

From £116 GBP
$156 USD
As of October 27, 2026
Save £600 GBP (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £786 GBP at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.02ct lab-grown marquise diamond

This 1.02ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG809685928 or 809685928. Listed at 19 retailers as of October 26, 2026, with a 515% 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

1.02
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.2°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809685928
Dimensions10.22 × 5.24 × 3.24 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.22 mm5.24 mm1.02 ctG / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG809685928
Side View
Table 62.0%Crown 37.2°Girdle: MED-THKPavilion 39.7°Culet: NoneDepth 61.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: £351 GBP|Low: £116 GBP|High: £812 GBP|Avg: £358 GBP|-3.1%
Retailer 1
Retailer 2
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Retailer 18
Reve Diamonds
October 31, 2026
Retailer 6£116 GBP
Retailer 2£130 GBP
Retailer 17£135 GBP
Retailer 5£145 GBP
Retailer 13£177 GBP
Retailer 8£196 GBP
Retailer 12£248 GBP
Retailer 11£249 GBP
Retailer 16£249 GBP
Retailer 14£252 GBP
Retailer 15£310 GBP
Retailer 1£351 GBP
Retailer 18£382 GBP
Retailer 7£388 GBP
Retailer 4£464 GBP
Retailer 3£506 GBP
Retailer 10£716 GBP
Retailer 9£730 GBP
Reve Diamonds£786 GBP

39 data points across 19 retailers

19 retailers£116 GBP to £716 GBP

A
Cheapest Retailer
-
£116 GBP
$156 USD
Retailer 2
-
£135 GBP
$181 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
£145 GBP
$194 USD
View
A
Retailer 4
-
£177 GBP
View
B+
Retailer 5
-
£196 GBP
$262 USD
View
A
Retailer 6
-
£248 GBP
ZAR 5,368 ZAR
View
A
Retailer 7
-
£249 GBP
$333 USD
View
A
Retailer 8
-
£249 GBP
€318 EUR
View
A
Retailer 9
-
£252 GBP
View
B+
Retailer 10
-
£310 GBP
View
B+
Retailer 11
-
£351 GBP
$470 USD
View
B+
Retailer 12
-
£363 GBP
$487 USD
View
B+
Retailer 13
-
£382 GBP
$512 USD
View
B+
Retailer 14
-
£388 GBP
$520 USD
View
B+
Retailer 15
-
£464 GBP
$622 USD
View
B
Retailer 16
-
£506 GBP
$677 USD
View
B
Retailer 17
-
£716 GBP
$960 USD
View
Retailer 18
-
£730 GBP
View
Price last confirmed 18 days ago
Most Expensive
Reve Diamonds
263EC6C1C · Oct 25
£786 GBP
$1,053 USD
View
Price last confirmed 8 days ago
18 more retailers have this diamond
Prices start from £116 GBPSave up to £600 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
1.02ct Marquise
£116 GBP