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Oval|Natural|GIA

1.30ct I SI1 Oval Natural Diamond

EX • I/SI1 • GIA 6542984378

Certificate GIA 6542984378

Diamond specifications and retailer prices

From £2,417 GBP
As of November 4, 2026
Save £3,103 GBP (56%) vs most expensive(unlock to see where)
33 retailers carry this diamond
Most expensive: £5,520 GBP at NZ Jewellers · As of November 2, 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542984378. Listed at 33 retailers as of November 2, 2026, with prices from £2,417 to £5,520, a £3,103 spread on the same certified stone. NZ Jewellers lists it at £5,520. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542984378
Dimensions8.41 × 6.01 × 3.68 mm
L/W Ratio1.40
Top View
8.41 mm6.01 mm1.30 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542984378
Side View
Table 60.0%CrownGirdle: ThickPavilionCulet: NoneDepth 61.2%

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 4
Current: £5,520 GBP|Low: £2,329 GBP|High: £5,520 GBP|Avg: £3,136 GBP|+21.6%
NZ Jewellers
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Retailer 32
November 6, 2026
Retailer 29£2,417 GBP
Retailer 11£2,436 GBP
Retailer 7£2,442 GBP
Retailer 9£2,447 GBP
Retailer 10£2,497 GBP
Retailer 32£2,498 GBP
Retailer 17£2,548 GBP
Retailer 16£2,649 GBP
Retailer 26£2,710 GBP
Retailer 15£2,746 GBP
Retailer 3£2,808 GBP
Retailer 30£2,867 GBP
Retailer 20£2,870 GBP
Retailer 31£2,870 GBP
Retailer 18£2,894 GBP
Retailer 4£2,981 GBP
Retailer 22£3,050 GBP
Retailer 21£3,059 GBP
Retailer 28£3,084 GBP
Retailer 8£3,124 GBP
Retailer 24£3,210 GBP
Retailer 23£3,216 GBP
Retailer 5£3,242 GBP
Retailer 19£3,242 GBP
Retailer 14£3,312 GBP
Retailer 12£3,347 GBP
Retailer 25£3,355 GBP
Retailer 2£3,369 GBP
Retailer 13£3,867 GBP
Retailer 6£4,581 GBP
Retailer 27£5,284 GBP
NZ Jewellers£5,520 GBP

25 data points across 32 retailers

33 retailers£2,417 GBP to £5,520 GBP

A
Cheapest Retailer
-
£2,417 GBP
A
Retailer 2
-
£2,436 GBP
View
A
Retailer 3
-
£2,442 GBP
View
A
Retailer 4
-
£2,447 GBP
View
A
Retailer 5
-
£2,497 GBP
View
A
Retailer 6
-
£2,498 GBP
View
A
Retailer 7
-
£2,548 GBP
View
A
Retailer 8
-
£2,649 GBP
View
Final sale: no returns
Retailer 9
-
£2,710 GBP
View
Price last confirmed 39 days ago
B+
Retailer 10
-
£2,746 GBP
View
B+
Retailer 11
-
£2,808 GBP
View
B+
Retailer 12
-
£2,867 GBP
View
Retailer 13
-
£2,870 GBP
View
Price last confirmed 8 days ago
B+
Retailer 14
-
£2,870 GBP
View
B+
Retailer 15
-
£2,894 GBP
View
B+
Retailer 16
-
£2,981 GBP
View
B+
Retailer 17
-
£3,050 GBP
View
B+
Retailer 18
-
£3,059 GBP
View
B+
Retailer 19
-
£3,084 GBP
View
B+
Retailer 20
-
£3,124 GBP
View
B+
Retailer 21
-
£3,210 GBP
View
B+
Retailer 22
-
£3,216 GBP
View
B+
Retailer 23
-
£3,242 GBP
View
B+
Retailer 24
-
£3,242 GBP
View
B+
Retailer 25
-
£3,312 GBP
View
B+
Retailer 26
-
£3,347 GBP
View
B+
Retailer 27
-
£3,355 GBP
View
B+
Retailer 28
-
£3,369 GBP
View
B+
Retailer 29
-
£3,867 GBP
View
Retailer 30
-
£4,457 GBP
View
Price last confirmed 41 days ago
B
Retailer 31
-
£4,581 GBP
View
B
Retailer 32
-
£5,284 GBP
View
Most Expensive
B
NZ Jewellers
3b0cd571-97d7-4727-9c35-ed7020ac3ccf · Nov 2
£5,520 GBP
$7,389 USD
View
32 more retailers have this diamond
Prices start from £2,417 GBPSave up to £3,103 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
£2,417 GBP