CaratHunter
Plans
Oval|Natural|GIA

2.03ct H SI1 Oval Natural Diamond

ID • H/SI1 • GIA 65

Certificate GIA 65

Diamond specifications and retailer prices

From £12,175 GBP
As of November 6, 2026
Save £2,743 GBP (18%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £14,918 GBP at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 2.03ct natural oval diamond

This 2.03ct natural oval sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of November 5, 2026, with prices from £12,175 to £14,918, a £2,743 spread on the same certified stone. Blue Nile lists it at £14,918. 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

2.03
Carat
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 65
Dimensions10.16 × 7.14 × 4.41 mm
L/W Ratio1.42
Top View
10.16 mm7.14 mm2.03 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 65
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.8%

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 6
Current: £14,918 GBP|Low: £12,175 GBP|High: £19,867 GBP|Avg: £14,972 GBP
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
September 29, 2026
Retailer 3£12,175 GBP
Retailer 8£12,972 GBP
Retailer 7£14,024 GBP
Retailer 2£14,726 GBP
Blue Nile£14,918 GBP
Retailer 5£15,192 GBP
Retailer 6£15,777 GBP
Retailer 4£19,867 GBP

2 data points across 8 retailers

3 retailers£12,175 GBP to £14,918 GBP

B+
Cheapest Retailer
-
£12,175 GBP
B
Retailer 2
-
£12,972 GBP
View
Most Expensive
B
Blue Nile
27176012 · Nov 5
£14,918 GBP
$19,968 USD
View
2 more retailers have this diamond
Prices start from £12,175 GBPSave up to £2,743 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+
2.03ct Oval
£12,175 GBP