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0.85ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 1563047630

Certificate GIA 1563047630

Diamond specifications and retailer prices

From £467 GBP
SGD 846 SGD
As of October 31, 2026
Save £385 GBP (45%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £853 GBP at Frank Darling · As of October 30, 2026
View at Frank Darling

About this 0.85ct natural round diamond

This 0.85ct natural round sits in the just-under-one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1563047630. Listed at 8 retailers as of October 30, 2026, with prices from £467 to £853, a £385 spread on the same certified stone. Frank Darling lists it at £853. 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

0.85
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1563047630
Dimensions6.02 × 6.06 × 3.79 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.02 mm6.06 mm0.85 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563047630
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £853 GBP|Low: £428 GBP|High: £958 GBP|Avg: £664 GBP|-5.1%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 10£428 GBP
Retailer 4£467 GBP
Retailer 6£540 GBP
Retailer 8£563 GBP
Retailer 5£639 GBP
Retailer 3£702 GBP
Retailer 2£725 GBP
Retailer 9£773 GBP
Retailer 7£819 GBP
Frank Darling£853 GBP

32 data points across 10 retailers

8 retailers£467 GBP to £853 GBP

A
Cheapest Retailer
-
£467 GBP
SGD 846 SGD
A
Retailer 2
-
£540 GBP
SGD 977 SGD
View
A
Retailer 3
-
£563 GBP
$755 USD
View
A
Retailer 4
-
£639 GBP
$856 USD
View
B+
Retailer 5
-
£702 GBP
$941 USD
View
A
Retailer 6
-
£725 GBP
View
A
Retailer 7
-
£819 GBP
$1,098 USD
View
Most Expensive
A
Frank Darling
2673593HK · Oct 30
£853 GBP
$1,142 USD
View
7 more retailers have this diamond
Prices start from £467 GBPSave up to £385 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.

A
0.85ct Round
£467 GBP