Round|Natural|GIA

3.17ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2235956448

Certificate GIA 2235956448

Diamond specifications and retailer prices

From £19,878 GBP
$26,635 USD
As of November 1, 2026
Save £7,283 GBP (27%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £27,161 GBP at Yorxs · As of November 1, 2026
View at Yorxs

About this 3.17ct natural round diamond

This 3.17ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2235956448. Listed at 10 retailers as of November 1, 2026, with prices from £19,878 to £27,161, a £7,283 spread on the same certified stone. Yorxs lists it at £27,161. 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

3.17
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle16°
Pavilion angle43°
OriginNatural
Grading LabGIA
CertificateGIA 2235956448
Dimensions9.37 × 9.35 × 5.85 mm
L/W Ratio1.00
Girdle conditionFaceted
Key to symbols
Crystal, Feather, Pinpoint
Top View
9.37 mm9.35 mm3.17 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2235956448
Side View
Table 57.0%Crown 16°Girdle: MED-MEDPavilion 43°Culet: NoneDepth 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 1
Current: £25,134 GBP|Low: £18,360 GBP|High: £27,353 GBP|Avg: £22,180 GBP|+0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Yorxs
November 1, 2026
Retailer 4£18,360 GBP
Retailer 2£19,489 GBP
Retailer 6£19,878 GBP
Retailer 8£20,036 GBP
Retailer 10£20,551 GBP
Retailer 3£20,815 GBP
Retailer 9£21,586 GBP
Retailer 7£22,851 GBP
Retailer 5£22,917 GBP
Retailer 11£23,614 GBP
Retailer 13£23,614 GBP
Retailer 12£24,398 GBP
Retailer 1£25,134 GBP
Yorxs£27,161 GBP

28 data points across 14 retailers

10 retailers£19,878 GBP to £27,161 GBP

B+
Cheapest Retailer
-
£19,878 GBP
$26,635 USD
B+
Retailer 2
-
£20,036 GBP
$26,846 USD
View
B+
Retailer 3
-
£20,551 GBP
$27,536 USD
View
B+
Retailer 4
-
£21,586 GBP
$28,923 USD
View
B
Retailer 5
-
£22,851 GBP
$30,618 USD
View
B
Retailer 6
-
£23,614 GBP
$31,640 USD
View
B
Retailer 7
-
£23,614 GBP
$31,640 USD
View
B
Retailer 8
-
£24,398 GBP
$32,690 USD
View
B
Retailer 9
-
£25,134 GBP
View
Most Expensive
B
Yorxs
33781 · Nov 1
£27,161 GBP
€34,660 EUR
View
9 more retailers have this diamond
Prices start from £19,878 GBPSave up to £7,283 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+
3.17ct Round
£19,878 GBP