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Marquise|Lab Grown|IGI

1.16ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG809685503

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG809685503

Diamond specifications and retailer prices

From £127 GBP
$170 USD
As of October 27, 2026
Save £610 GBP (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £819 GBP at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.16ct lab-grown marquise diamond

This 1.16ct 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 LG809685503 or 809685503. Listed at 18 retailers as of October 26, 2026, with a 480% 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

1.16
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.8°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809685503
Dimensions11.18 × 5.45 × 3.24 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.18 mm5.45 mm1.16 ctG / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG809685503
Side View
Table 65.0%Crown 34.8°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 59.4%

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 27
Current: £390 GBP|Low: £127 GBP|High: £857 GBP|Avg: £373 GBP|-0.6%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 14
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Retailer 17
Reve Diamonds
October 31, 2026
Retailer 7£127 GBP
Retailer 3£141 GBP
Retailer 17£147 GBP
Retailer 6£157 GBP
Retailer 13£193 GBP
Retailer 9£213 GBP
Retailer 15£268 GBP
Retailer 12£270 GBP
Retailer 14£278 GBP
Retailer 10£308 GBP
Retailer 1£390 GBP
Retailer 2£398 GBP
Retailer 8£444 GBP
Retailer 5£505 GBP
Retailer 11£545 GBP
Retailer 4£546 GBP
Retailer 16£736 GBP
Reve Diamonds£819 GBP

40 data points across 18 retailers

18 retailers£127 GBP to £736 GBP

A
Cheapest Retailer
-
£127 GBP
$170 USD
A
Retailer 2
-
£141 GBP
$189 USD
View
Final sale: no returns
Retailer 3
-
£147 GBP
$197 USD
View
Price last confirmed 8 days ago
Retailer 4
-
£157 GBP
$211 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£193 GBP
View
B+
Retailer 6
-
£213 GBP
$285 USD
View
A
Retailer 7
-
£268 GBP
€342 EUR
View
A
Retailer 8
-
£270 GBP
ZAR 5,843 ZAR
View
A
Retailer 9
-
£278 GBP
View
A
Retailer 10
-
£308 GBP
$413 USD
View
B+
Retailer 11
-
£390 GBP
$522 USD
View
B+
Retailer 12
-
£398 GBP
$533 USD
View
B+
Retailer 13
-
£444 GBP
$595 USD
View
Retailer 14
-
£505 GBP
$677 USD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
£545 GBP
$730 USD
View
B+
Retailer 16
-
£546 GBP
$732 USD
View
B
Retailer 17
-
£736 GBP
View
Most Expensive
Reve Diamonds
4F4C5F5B4 · Oct 25
£819 GBP
$1,098 USD
View
Price last confirmed 8 days ago
17 more retailers have this diamond
Prices start from £127 GBPSave up to £610 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
1.16ct Marquise
£127 GBP