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Oval|Natural|GIA

1.30ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 5556638358

Certificate GIA 5556638358

Diamond specifications and retailer prices

From £1,920 GBP
As of November 6, 2026
Save £2,270 GBP (54%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £4,191 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural oval diamond

This 1.3ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556638358. Listed at 20 retailers as of November 5, 2026, with prices from £1,920 to £4,191, a £2,270 spread on the same certified stone. NZ Jewellers lists it at £4,191. 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

1.30
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5556638358
Dimensions8.29 × 5.92 × 3.82 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
8.29 mm5.92 mm1.30 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556638358
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.6%

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: Nov 6
Current: £4,191 GBP|Low: £1,844 GBP|High: £4,279 GBP|Avg: £2,556 GBP
NZ Jewellers
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
November 6, 2026
Retailer 14£1,920 GBP
Retailer 4£1,951 GBP
Retailer 3£2,011 GBP
Retailer 5£2,065 GBP
Retailer 15£2,179 GBP
Retailer 18£2,179 GBP
Retailer 7£2,200 GBP
Retailer 16£2,263 GBP
Retailer 8£2,353 GBP
Retailer 2£2,365 GBP
Retailer 12£2,474 GBP
Retailer 6£2,480 GBP
Retailer 9£2,480 GBP
Retailer 17£2,515 GBP
Retailer 10£2,563 GBP
Retailer 11£2,800 GBP
Retailer 13£4,011 GBP
NZ Jewellers£4,191 GBP

35 data points across 18 retailers

20 retailers£1,920 GBP to £4,191 GBP

A
Cheapest Retailer
-
£1,920 GBP
A
Retailer 2
-
£1,951 GBP
View
A
Retailer 3
-
£2,011 GBP
View
Final sale: no returns
A
Retailer 4
-
£2,065 GBP
View
Retailer 5
-
£2,179 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
£2,179 GBP
View
Retailer 7
-
£2,179 GBP
View
Price last confirmed 29 days ago
A
Retailer 8
-
£2,200 GBP
View
A
Retailer 9
-
£2,263 GBP
View
A
Retailer 10
-
£2,353 GBP
View
A
Retailer 11
-
£2,365 GBP
View
A
Retailer 12
-
£2,474 GBP
View
A
Retailer 13
-
£2,480 GBP
View
A
Retailer 14
-
£2,480 GBP
View
Retailer 15
-
£2,515 GBP
View
Price last confirmed 28 days ago
B+
Retailer 16
-
£2,515 GBP
View
B+
Retailer 17
-
£2,563 GBP
View
B+
Retailer 18
-
£2,800 GBP
View
B
Retailer 19
-
£4,011 GBP
View
Most Expensive
B
NZ Jewellers
dcc6e7d1-c833-4c3c-95e8-b310b164ed4f · Nov 5
£4,191 GBP
$5,609 USD
View
19 more retailers have this diamond
Prices start from £1,920 GBPSave up to £2,270 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
1.30ct Oval
£1,920 GBP