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Marquise|Lab Grown|IGI

1.05ct G VS2 Marquise Lab Grown Diamond

ID • G/VS2 • IGI LG836633453

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836633453

Diamond specifications and retailer prices

From £178 GBP
As of October 27, 2026
Save £501 GBP (74%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £932 GBP at NZ Jewellers · As of September 30, 2026
View at NZ Jewellers

About this 1.05ct lab-grown marquise diamond

This 1.05ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG836633453 or 836633453. Listed at 15 retailers as of October 26, 2026, with a 281% 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

1.05
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.6°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836633453
Dimensions10.13 × 5.47 × 3.32 mm
L/W Ratio1.85
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.13 mm5.47 mm1.05 ctG / VS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG836633453
Side View
Table 62.0%Crown 36.6°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 60.7%

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: £265 GBP|Low: £131 GBP|High: £1,176 GBP|Avg: £557 GBP|-11.5%
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
October 30, 2026
Retailer 14£131 GBP
Retailer 10£178 GBP
Retailer 5£196 GBP
Retailer 9£249 GBP
Retailer 11£253 GBP
Retailer 1£265 GBP
Retailer 8£275 GBP
Retailer 3£366 GBP
Retailer 4£396 GBP
Retailer 6£407 GBP
Retailer 7£493 GBP
Retailer 2£507 GBP
Retailer 12£679 GBP
Retailer 13£788 GBP

34 data points across 14 retailers

15 retailers£178 GBP to £679 GBP

A
Cheapest Retailer
-
£178 GBP
B+
Retailer 2
-
£196 GBP
$262 USD
View
Retailer 3
-
£234 GBP
$313 USD
View
Price last confirmed 25 days ago
A
Retailer 4
-
£249 GBP
€318 EUR
View
A
Retailer 5
-
£253 GBP
View
A
Retailer 6
-
£265 GBP
$355 USD
View
A
Retailer 7
-
£275 GBP
View
Retailer 8
-
£290 GBP
$389 USD
View
Price last confirmed 30 days ago
B+
Retailer 9
-
£366 GBP
$490 USD
View
B+
Retailer 10
-
£396 GBP
$530 USD
View
B+
Retailer 11
-
£493 GBP
$660 USD
View
B+
Retailer 12
-
£507 GBP
$679 USD
View
B
Retailer 13
-
£679 GBP
View
Retailer 14
-
£788 GBP
$1,055 USD
View
Price last confirmed 8 days ago
Most Expensive
NZ Jewellers
cf74cadd-a010-4722-8311-40928b7f9323 · Sep 30
£932 GBP
$1,249 USD
View
Price last confirmed 32 days ago
14 more retailers have this diamond
Prices start from £178 GBPSave up to £501 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
1.05ct Marquise
£178 GBP