Round|Natural|GIA

2.50ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6565207591

Certificate GIA 6565207591

Diamond specifications and retailer prices

From £10,069 GBP
$13,491 USD
As of October 23, 2026
Save £4,796 GBP (32%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £17,285 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6565207591. Listed at 17 retailers as of October 23, 2026, with a 48% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.50
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6565207591
Dimensions8.60 × 5.41 × 5.41 mm
L/W Ratio1.59
Culet sizeNone
Top View
8.60 mm5.41 mm2.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565207591
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 41°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 23
Current: £17,285 GBP|Low: £8,816 GBP|High: £17,400 GBP|Avg: £11,839 GBP|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 24, 2026
Retailer 11£8,948 GBP
Retailer 12£9,619 GBP
Retailer 3£10,069 GBP
Retailer 20£10,121 GBP
Retailer 7£10,315 GBP
Retailer 16£10,459 GBP
Retailer 19£10,550 GBP
Retailer 17£10,580 GBP
Retailer 8£11,181 GBP
Retailer 13£11,708 GBP
Retailer 6£11,726 GBP
Retailer 9£11,755 GBP
Retailer 4£12,434 GBP
Retailer 18£12,434 GBP
Retailer 10£12,482 GBP
Retailer 21£12,844 GBP
Retailer 15£13,084 GBP
Retailer 5£13,189 GBP
Retailer 14£14,280 GBP
Retailer 2£14,865 GBP
MOH London£17,285 GBP

27 data points across 21 retailers

17 retailers£10,069 GBP to £14,865 GBP

A
Cheapest Retailer
-
£10,069 GBP
$13,491 USD
A
Retailer 2
-
£10,121 GBP
$13,561 USD
View
Retailer 3
-
£10,315 GBP
$13,821 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
£10,459 GBP
₹1,334,706 INR
View
B+
Retailer 5
-
£10,580 GBP
$14,176 USD
View
Retailer 6
-
£11,181 GBP
$14,981 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
£11,708 GBP
View
Retailer 8
-
£11,726 GBP
$15,711 USD
View
Price last confirmed 9 days ago
Retailer 9
-
£11,755 GBP
$15,751 USD
View
Price last confirmed 12 days ago
Retailer 10
-
£12,434 GBP
$16,660 USD
View
Price last confirmed 8 days ago
Retailer 11
-
£12,434 GBP
$16,660 USD
View
Price last confirmed 8 days ago
Retailer 12
-
£12,482 GBP
$16,725 USD
View
Price last confirmed 16 days ago
Retailer 13
-
£12,844 GBP
$17,210 USD
View
Price last confirmed 9 days ago
B
Retailer 14
-
£13,084 GBP
€16,696 EUR
View
B
Retailer 15
-
£13,189 GBP
$17,672 USD
View
B
Retailer 16
-
£14,865 GBP
View
Most Expensive
MOH London
0689DC1DF · Oct 21
£17,285 GBP
View
Price last confirmed 9 days ago
16 more retailers have this diamond
Prices start from £10,069 GBPSave up to £4,796 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
2.50ct Round
£10,069 GBP