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Oval|Natural|GIA

1.36ct M SI1 Oval Natural Diamond

ID • M/SI1 • GIA 6512161600

Certificate GIA 6512161600

Diamond specifications and retailer prices

From £1,319 GBP
As of November 6, 2026
Save £1,969 GBP (60%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,289 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.36ct natural oval diamond

This 1.36ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded M 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 6512161600. Listed at 12 retailers as of November 5, 2026, with prices from £1,319 to £3,289, a £1,969 spread on the same certified stone. NZ Jewellers lists it at £3,289. 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

1.36
Carat
M
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6512161600
Dimensions8.67 × 6.18 × 3.90 mm
L/W Ratio1.40
Top View
8.67 mm6.18 mm1.36 ctM / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512161600
Side View
Table 58.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 63.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £3,289 GBP|Low: £1,221 GBP|High: £3,289 GBP|Avg: £1,593 GBP|+0.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 11£1,221 GBP
Retailer 12£1,319 GBP
Retailer 2£1,325 GBP
Retailer 4£1,340 GBP
Retailer 8£1,349 GBP
Retailer 6£1,393 GBP
Retailer 9£1,411 GBP
Retailer 5£1,451 GBP
Retailer 3£1,547 GBP
Retailer 7£1,646 GBP
Retailer 10£1,830 GBP
NZ Jewellers£3,289 GBP

40 data points across 12 retailers

12 retailers£1,319 GBP to £3,289 GBP

A
Cheapest Retailer
-
£1,319 GBP
A
Retailer 2
-
£1,325 GBP
View
Retailer 3
-
£1,340 GBP
View
Price last confirmed 8 days ago
A
Retailer 4
-
£1,349 GBP
View
A
Retailer 5
-
£1,393 GBP
View
A
Retailer 6
-
£1,411 GBP
View
B+
Retailer 7
-
£1,451 GBP
View
B+
Retailer 8
-
£1,547 GBP
View
B+
Retailer 9
-
£1,646 GBP
View
B+
Retailer 10
-
£1,830 GBP
View
C
Retailer 11
-
£3,269 GBP
View
Most Expensive
C
NZ Jewellers
e04b518e-c4b9-4cfe-b15f-9a288ecfa4be · Nov 5
£3,289 GBP
$4,402 USD
View
11 more retailers have this diamond
Prices start from £1,319 GBPSave up to £1,969 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
1.36ct Oval
£1,319 GBP