Round|Natural|GIA

2.00ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2556391100

Certificate GIA 2556391100

Diamond specifications and retailer prices

From £5,442 GBP
As of October 30, 2026
Save £1,724 GBP (24%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £13,805 GBP at MOH London · As of October 11, 2026
View at MOH London

About this 2ct natural round diamond

This 2ct natural round sits in the two to three carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556391100. Listed at 21 retailers as of October 30, 2026, with a 32% 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

2.00
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2556391100
Dimensions7.97 × 8.01 × 5.01 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Cloud, Feather, Needle, Indented Natural
Top View
7.97 mm8.01 mm2.00 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556391100
Side View
Table 58.0%Crown 36°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 62.7%

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: £13,805 GBP|Low: £5,442 GBP|High: £14,557 GBP|Avg: £9,754 GBP|+1.2%
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
October 27, 2026
Retailer 14£5,442 GBP
Retailer 9£5,733 GBP
Retailer 7£6,211 GBP
Retailer 8£6,306 GBP
Retailer 2£7,166 GBP
Retailer 3£8,437 GBP
Retailer 4£9,594 GBP
Retailer 5£9,645 GBP
Retailer 11£10,047 GBP
Retailer 10£10,388 GBP
Retailer 12£10,464 GBP
Retailer 6£10,660 GBP
Retailer 13£11,937 GBP
MOH London£13,805 GBP

34 data points across 14 retailers

21 retailers£5,442 GBP to £7,166 GBP

A
Cheapest Retailer
-
£5,442 GBP
Retailer 2
-
£5,733 GBP
View
Price last confirmed 8 days ago
Retailer 3
-
£5,733 GBP
View
Price last confirmed 25 days ago
Retailer 4
-
£6,211 GBP
View
Price last confirmed 8 days ago
Retailer 5
-
£6,211 GBP
View
Price last confirmed 27 days ago
Retailer 6
-
£6,211 GBP
View
Price last confirmed 17 days ago
Retailer 7
-
£6,306 GBP
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£7,166 GBP
View
Retailer 9
-
£7,166 GBP
View
Price last confirmed 28 days ago
Retailer 10
-
£7,682 GBP
View
Price last confirmed 16 days ago
Retailer 11
-
£8,104 GBP
View
Price last confirmed 25 days ago
Retailer 12
-
£8,345 GBP
View
Price last confirmed 16 days ago
Retailer 13
-
£9,321 GBP
View
Price last confirmed 26 days ago
Retailer 14
-
£9,412 GBP
View
Price last confirmed 16 days ago
Retailer 15
-
£9,594 GBP
View
Price last confirmed 33 days ago
Retailer 16
-
£10,047 GBP
View
Price last confirmed 15 days ago
Retailer 17
-
£10,388 GBP
View
Price last confirmed 7 days ago
Retailer 18
-
£10,388 GBP
View
Price last confirmed 28 days ago
Retailer 19
-
£10,660 GBP
View
Price last confirmed 16 days ago
Retailer 20
-
£11,937 GBP
View
Price last confirmed 25 days ago
Most Expensive
MOH London
D2E38B0D2 · Oct 11
£13,805 GBP
View
Price last confirmed 26 days ago
20 more retailers have this diamond
Prices start from £5,442 GBPSave up to £1,724 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
2.00ct Round
£5,442 GBP