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Marquise|Lab Grown|IGI

1.10ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG817692451

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG817692451

Diamond specifications and retailer prices

From £120 GBP
$161 USD
As of October 27, 2026
Save £794 GBP (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £914 GBP at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 1.1ct lab-grown marquise diamond

This 1.1ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817692451 or 817692451. Listed at 22 retailers as of October 27, 2026, with prices from £120 to £914, a £794 spread on the same certified stone. Helzberg Diamonds lists it at £914. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.10
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817692451
Dimensions5.40 × 10.53 × 3.37 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.40 mm10.53 mm1.10 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817692451
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 62.4%

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: Oct 27
Current: £914 GBP|Low: £120 GBP|High: £914 GBP|Avg: £357 GBP
Helzberg Diamonds
Retailer 2
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Retailer 22
October 29, 2026
Retailer 3£120 GBP
Retailer 8£140 GBP
Retailer 6£149 GBP
Retailer 7£149 GBP
Retailer 9£172 GBP
Retailer 22£183 GBP
Retailer 12£202 GBP
Retailer 17£256 GBP
Retailer 2£262 GBP
Retailer 19£268 GBP
Retailer 16£283 GBP
Retailer 20£286 GBP
Retailer 18£363 GBP
Retailer 11£388 GBP
Retailer 21£474 GBP
Retailer 4£478 GBP
Retailer 15£484 GBP
Retailer 14£499 GBP
Retailer 5£505 GBP
Retailer 10£520 GBP
Retailer 13£700 GBP
Helzberg Diamonds£914 GBP

18 data points across 22 retailers

22 retailers£120 GBP to £914 GBP

A
Cheapest Retailer
-
£120 GBP
$161 USD
A
Retailer 2
-
£140 GBP
$187 USD
View
Retailer 3
-
£149 GBP
$200 USD
View
Price last confirmed 7 days ago
Retailer 4
-
£149 GBP
$200 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£172 GBP
HK$1,800 HKD
View
Retailer 6
-
£183 GBP
View
Price last confirmed 15 days ago
B+
Retailer 7
-
£202 GBP
$270 USD
View
A
Retailer 8
-
£256 GBP
ZAR 5,533 ZAR
View
A
Retailer 9
-
£262 GBP
View
A
Retailer 10
-
£268 GBP
€342 EUR
View
A
Retailer 11
-
£283 GBP
View
A
Retailer 12
-
£286 GBP
$383 USD
View
A
Retailer 13
-
£363 GBP
A$748 AUD
View
B+
Retailer 14
-
£388 GBP
$520 USD
View
Retailer 15
-
£474 GBP
$635 USD
View
Price last confirmed 11 days ago
B+
Retailer 16
-
£478 GBP
$641 USD
View
B+
Retailer 17
-
£484 GBP
$649 USD
View
B
Retailer 18
-
£499 GBP
SGD 903 SGD
View
B+
Retailer 19
-
£505 GBP
$677 USD
View
B+
Retailer 20
-
£520 GBP
$696 USD
View
B
Retailer 21
-
£700 GBP
View
Most Expensive
B
Helzberg Diamonds
ZXZOHNMPIKLH · Oct 29
£914 GBP
$1,225 USD
View
21 more retailers have this diamond
Prices start from £120 GBPSave up to £794 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
1.10ct Marquise
£120 GBP