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 €172 EUR
HK$1,500 HKD
As of October 30, 2026
Save €420 EUR (71%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €592 EUR at Diamond Quarter · As of October 31, 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 8 retailers as of October 30, 2026, with prices from €172 to €592, a €420 spread on the same certified stone. Diamond Quarter lists it at €592. 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
Color
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

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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 30
Current: €208 EUR|Low: €172 EUR|High: €572 EUR|Avg: €302 EUR|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 10€172 EUR
Retailer 7€206 EUR
Retailer 1€208 EUR
Retailer 4€241 EUR
Retailer 5€257 EUR
Retailer 8€274 EUR
Retailer 9€296 EUR
Retailer 2€334 EUR
Retailer 3€351 EUR
Retailer 6€489 EUR
Retailer 11€572 EUR

5 data points across 11 retailers

8 retailers€172 EUR to €592 EUR

A
Cheapest Retailer
-
€172 EUR
HK$1,500 HKD
A
Retailer 2
-
€208 EUR
£183 GBP
View
A
Retailer 3
-
€241 EUR
£212 GBP
View
B+
Retailer 4
-
€257 EUR
View
B+
Retailer 5
-
€274 EUR
$306 USD
View
B+
Retailer 6
-
€296 EUR
£261 GBP
View
B
Retailer 7
-
€489 EUR
$546 USD
View
Most Expensive
B
Diamond Quarter
0.85SI1ELG92CE90N · Oct 31
€592 EUR
£521 GBP
View
7 more retailers have this diamond
Prices start from €172 EURSave up to €420 EUR

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
€172 EUR