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Oval|Natural|GIA

1.30ct H SI2 Oval Natural Diamond

EX • H/SI2 • GIA 6432090856

Certificate GIA 6432090856

Diamond specifications and retailer prices

From £2,837 GBP
HK$29,700 HKD
As of October 31, 2026
Save £3,580 GBP (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £6,418 GBP at NZ Jewellers · As of October 30, 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 H 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 6432090856. Listed at 19 retailers as of October 30, 2026, with prices from £2,837 to £6,418, a £3,580 spread on the same certified stone. NZ Jewellers lists it at £6,418. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6432090856
Dimensions8.15 × 6.06 × 3.90 mm
L/W Ratio1.34
Top View
8.15 mm6.06 mm1.30 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6432090856
Side View
Table 58.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.3%

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: Oct 31
Current: £2,837 GBP|Low: £2,711 GBP|High: £6,185 GBP|Avg: £3,775 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
October 31, 2026
Retailer 1£2,837 GBP
Retailer 9£3,094 GBP
Retailer 10£3,208 GBP
Retailer 2£3,476 GBP
Retailer 11£3,476 GBP
Retailer 3£3,669 GBP
Retailer 6£3,805 GBP
Retailer 4£3,830 GBP
Retailer 7£4,235 GBP
Retailer 5£4,343 GBP
Retailer 8£6,144 GBP

36 data points across 11 retailers

19 retailers£2,837 GBP to £6,418 GBP

B+
Cheapest Retailer
-
£2,837 GBP
HK$29,700 HKD
B+
Retailer 2
-
£2,915 GBP
$3,906 USD
View
B+
Retailer 3
-
£3,094 GBP
$4,145 USD
View
B+
Retailer 4
-
£3,208 GBP
$4,298 USD
View
Final sale: no returns
B+
Retailer 5
-
£3,265 GBP
$4,375 USD
View
B
Retailer 6
-
£3,476 GBP
$4,658 USD
View
B
Retailer 7
-
£3,476 GBP
$4,658 USD
View
B
Retailer 8
-
£3,476 GBP
$4,658 USD
View
B+
Retailer 9
-
£3,669 GBP
$4,916 USD
View
B+
Retailer 10
-
£3,805 GBP
View
B
Retailer 11
-
£3,812 GBP
$5,107 USD
View
B+
Retailer 12
-
£3,830 GBP
View
B
Retailer 13
-
£3,903 GBP
$5,230 USD
View
B
Retailer 14
-
£3,903 GBP
$5,230 USD
View
B
Retailer 15
-
£4,011 GBP
$5,374 USD
View
B
Retailer 16
-
£4,030 GBP
$5,400 USD
View
B
Retailer 17
-
£4,343 GBP
€5,542 EUR
View
B
Retailer 18
-
£6,144 GBP
View
Most Expensive
B
NZ Jewellers
396d9bf4-61e3-42ed-9668-0e06e788a7d5 · Oct 30
£6,418 GBP
$8,599 USD
View
18 more retailers have this diamond
Prices start from £2,837 GBPSave up to £3,580 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+
1.30ct Oval
£2,837 GBP