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Oval|Natural|GIA

1.20ct D SI1 Oval Natural Diamond

ID • D/SI1 • GIA 7536005340

Certificate GIA 7536005340

Diamond specifications and retailer prices

From £2,601 GBP
As of November 6, 2026
Save £3,316 GBP (56%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £5,917 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural oval diamond

This 1.2ct natural oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7536005340. Listed at 23 retailers as of November 5, 2026, with prices from £2,601 to £5,917, a £3,316 spread on the same certified stone. NZ Jewellers lists it at £5,917. 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

1.20
Carat
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7536005340
Dimensions8.35 × 5.96 × 3.74 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
8.35 mm5.96 mm1.20 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7536005340
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 62.8%

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: £5,917 GBP|Low: £2,601 GBP|High: £5,943 GBP|Avg: £3,887 GBP|-0.4%
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 5£2,601 GBP
Retailer 2£2,711 GBP
Retailer 15£2,991 GBP
Retailer 8£3,135 GBP
Retailer 11£3,295 GBP
Retailer 12£3,302 GBP
Retailer 17£3,396 GBP
Retailer 18£3,396 GBP
Retailer 10£3,411 GBP
Retailer 13£3,420 GBP
Retailer 3£3,496 GBP
Retailer 6£3,508 GBP
Retailer 7£3,842 GBP
Retailer 4£3,919 GBP
Retailer 14£4,144 GBP
Retailer 9£5,389 GBP
Retailer 16£5,395 GBP
NZ Jewellers£5,917 GBP

24 data points across 18 retailers

23 retailers£2,601 GBP to £5,917 GBP

A
Cheapest Retailer
-
£2,601 GBP
A
Retailer 2
-
£2,711 GBP
View
B+
Retailer 3
-
£2,991 GBP
View
B+
Retailer 4
-
£3,032 GBP
View
B+
Retailer 5
-
£3,135 GBP
View
Final sale: no returns
B+
Retailer 6
-
£3,187 GBP
View
B+
Retailer 7
-
£3,190 GBP
View
B+
Retailer 8
-
£3,295 GBP
View
B+
Retailer 9
-
£3,302 GBP
View
B+
Retailer 10
-
£3,396 GBP
View
B+
Retailer 11
-
£3,396 GBP
View
Retailer 12
-
£3,411 GBP
View
Price last confirmed 8 days ago
B
Retailer 13
-
£3,413 GBP
View
B+
Retailer 14
-
£3,420 GBP
View
Retailer 15
-
£3,453 GBP
View
Price last confirmed 28 days ago
B+
Retailer 16
-
£3,496 GBP
View
B+
Retailer 17
-
£3,508 GBP
View
B+
Retailer 18
-
£3,842 GBP
View
B+
Retailer 19
-
£3,919 GBP
View
B
Retailer 20
-
£4,144 GBP
View
Retailer 21
-
£5,389 GBP
View
Price last confirmed 9 days ago
B
Retailer 22
-
£5,395 GBP
View
Most Expensive
B
NZ Jewellers
1a939c7d-7d95-4503-a3d6-990e41d4c271 · Nov 5
£5,917 GBP
$7,920 USD
View
22 more retailers have this diamond
Prices start from £2,601 GBPSave up to £3,316 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
1.20ct Oval
£2,601 GBP