CaratHunter
Plans
Radiant|Lab Grown|IGI

1.54ct G SI1 Radiant Lab Grown Diamond

EX • G/SI1 • IGI LG581316006

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG581316006

Diamond specifications and retailer prices

From €788 EUR
£693 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: €788 EUR at Diamond Quarter
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 Diamond Quarter

About this 1.54ct lab-grown radiant diamond

This 1.54ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG581316006 or 581316006. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.54
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle31.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG581316006
Dimensions8.43 × 5.71 × 3.62 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.43 mm5.71 mm1.54 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG581316006
Side View
Table 73.0%Crown 45°Girdle: MediumPavilion 31.4°CuletDepth 63.4%

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: Oct 31
Current: €788 EUR|Low: €788 EUR|High: €788 EUR|Avg: €788 EUR
September 26, 2026
Diamond Quarter€788 EUR

1 data point across 1 retailer

1 retailer

B
Diamond Quarter
1.54SI1GLG06F622N · Oct 31
€788 EUR
£693 GBP
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
1.54ct Radiant
€788 EUR