Round|Lab Grown|IGI

0.83ct K SI1 Round Lab Grown Diamond

EX • K/SI1 • IGI LG595300202

Certificate IGI LG595300202

Diamond specifications and retailer prices

From £456 GBP
As of November 5, 2026
Save £346 GBP (43%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £802 GBP at Yorxs · As of November 6, 2026
View at Yorxs

About this 0.83ct lab-grown round diamond

This 0.83ct lab-grown round sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG595300202 or 595300202. Listed at 2 retailers as of November 5, 2026, with prices from £456 to £802, a £346 spread on the same certified stone. Yorxs lists it at £802. 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

0.83
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG595300202
Dimensions5.98 × 6.02 × 3.76 mm
L/W Ratio1.01
Top View
5.98 mm6.02 mm0.83 ctK / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG595300202
Side View
Table 57.0%CrownGirdlePavilionCuletDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £456 GBP|Low: £456 GBP|High: £807 GBP|Avg: £644 GBP|-3.3%
Retailer 1
Retailer 2
Yorxs
November 6, 2026
Retailer 1£456 GBP
Retailer 2£687 GBP
Yorxs£802 GBP

39 data points across 3 retailers

2 retailers£456 GBP to £802 GBP

B+
Cheapest Retailer
-
£456 GBP
Most Expensive
B
Yorxs
RG3757 · Nov 6
£802 GBP
€1,028 EUR
View
1 more retailer has this diamond
Prices start from £456 GBPSave up to £346 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.

B+
0.83ct Round
£456 GBP