CaratHunter
Plans
Marquise|Lab Grown|IGI

1.83ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG794675853

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG794675853

Diamond specifications and retailer prices

From £1,244 GBP
$1,670 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: £1,244 GBP at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.83ct lab-grown marquise diamond

This 1.83ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG794675853 or 794675853. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794675853
Dimensions13.35 × 6.36 × 3.84 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.35 mm6.36 mm1.83 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794675853
Side View
Table 61.0%Crown 34.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £1,244 GBP|Low: £136 GBP|High: £1,244 GBP|Avg: £623 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
September 2, 2026
Retailer 6£317 GBP
Retailer 9£355 GBP
Retailer 7£432 GBP
Retailer 10£465 GBP
Retailer 3£499 GBP
Retailer 2£636 GBP
Retailer 5£737 GBP
Retailer 4£933 GBP
Retailer 8£1,000 GBP
Brilliant Earth£1,244 GBP

49 data points across 10 retailers

1 retailer

B
Brilliant Earth
19485399A · Nov 2
£1,244 GBP
$1,670 USD
View

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.

B
1.83ct Marquise
£1,244 GBP