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Oval|Natural|GIA

1.33ct L SI1 Oval Natural Diamond

EX • L/SI1 • GIA 1499345005

Certificate GIA 1499345005

Diamond specifications and retailer prices

From £1,422 GBP
As of November 6, 2026
Save £2,695 GBP (65%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £4,117 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.33ct natural oval diamond

This 1.33ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1499345005. Listed at 13 retailers as of November 5, 2026, with prices from £1,422 to £4,117, a £2,695 spread on the same certified stone. NZ Jewellers lists it at £4,117. 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

1.33
Carat
L
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1499345005
Dimensions8.54 × 5.89 × 3.81 mm
L/W Ratio1.45
Key to symbols
Crystal
Top View
8.54 mm5.89 mm1.33 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1499345005
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.7%

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: £1,422 GBP|Low: £1,422 GBP|High: £2,309 GBP|Avg: £1,887 GBP|-3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 1£1,422 GBP
Retailer 4£1,443 GBP
Retailer 7£1,764 GBP
Retailer 5£1,839 GBP
Retailer 2£1,910 GBP
Retailer 6£2,229 GBP
Retailer 3£2,284 GBP

35 data points across 7 retailers

13 retailers£1,422 GBP to £4,117 GBP

A
Cheapest Retailer
-
£1,422 GBP
B+
Retailer 2
-
£1,443 GBP
View
B+
Retailer 3
-
£1,764 GBP
View
B+
Retailer 4
-
£1,839 GBP
View
B+
Retailer 5
-
£1,910 GBP
View
B
Retailer 6
-
£1,942 GBP
View
Retailer 7
-
£1,969 GBP
View
Price last confirmed 8 days ago
B
Retailer 8
-
£1,969 GBP
View
B
Retailer 9
-
£2,045 GBP
View
B
Retailer 10
-
£2,045 GBP
View
B
Retailer 11
-
£2,273 GBP
View
B
Retailer 12
-
£2,284 GBP
View
Most Expensive
C
NZ Jewellers
8330561a-42cb-40b2-8a34-1dfed7a45278 · Nov 5
£4,117 GBP
$5,511 USD
View
12 more retailers have this diamond
Prices start from £1,422 GBPSave up to £2,695 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
1.33ct Oval
£1,422 GBP