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Radiant|Lab Grown|IGI

0.85ct E SI1 Radiant Lab Grown Diamond

VG • E/SI1 • IGI LG653437892

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

Certificate IGI LG653437892

Diamond specifications and retailer prices

From $273 AUD
HK$1,500 HKD
As of October 29, 2026
Save $668 AUD (71%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $941 AUD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 0.85ct lab-grown radiant diamond

This 0.85ct lab-grown radiant sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG653437892 or 653437892. Listed at 6 retailers as of October 29, 2026, with prices from $273 to $941, a $668 spread on the same certified stone. Diamond Quarter lists it at $941. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.85
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.6°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653437892
Dimensions6.64 × 4.68 × 3.20 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.64 mm4.68 mm0.85 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653437892
Side View
Table 65.0%Crown 48.6°Girdle: ThinPavilion 36.5°Culet: NoneDepth 68.4%

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 29
Current: $383 AUD|Low: $273 AUD|High: $910 AUD|Avg: $471 AUD|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 7$273 AUD
Retailer 4$327 AUD
Retailer 3$333 AUD
Retailer 1$383 AUD
Retailer 5$436 AUD
Retailer 6$471 AUD
Retailer 8$486 AUD
Retailer 10$531 AUD
Retailer 2$558 AUD
Retailer 9$910 AUD

2 data points across 10 retailers

6 retailers$273 AUD to $941 AUD

A
Cheapest Retailer
-
$273 AUD
HK$1,500 HKD
A
Retailer 2
-
$333 AUD
£184 GBP
View
A
Retailer 3
-
$383 AUD
£212 GBP
View
B+
Retailer 4
-
$436 AUD
$306 USD
View
B+
Retailer 5
-
$471 AUD
£261 GBP
View
Most Expensive
B
Diamond Quarter
0.85SI1ELG92CE90N · Oct 29
$941 AUD
£521 GBP
View
5 more retailers have this diamond
Prices start from $273 AUDSave up to $668 AUD

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
0.85ct Radiant
$273 AUD