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Oval|Natural|GIA

1.00ct G SI1 Oval Natural Diamond

ID • G/SI1 • GIA 1549083212

Certificate GIA 1549083212

Diamond specifications and retailer prices

From £1,357 GBP
As of November 6, 2026
Save £2,369 GBP (64%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £3,727 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural oval diamond

This 1ct natural oval sits in the classic one-carat band, graded G 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 1549083212. Listed at 22 retailers as of November 5, 2026, with prices from £1,357 to £3,727, a £2,369 spread on the same certified stone. NZ Jewellers lists it at £3,727. 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

1.00
Carat
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1549083212
Dimensions7.77 × 5.61 × 3.51 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Needle, Knot, Natural
Top View
7.77 mm5.61 mm1.00 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1549083212
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.6%

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: £3,727 GBP|Low: £1,339 GBP|High: £3,727 GBP|Avg: £1,994 GBP
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
Retailer 19
November 6, 2026
Retailer 19£1,357 GBP
Retailer 2£1,415 GBP
Retailer 17£1,586 GBP
Retailer 9£1,645 GBP
Retailer 10£1,677 GBP
Retailer 6£1,678 GBP
Retailer 12£1,729 GBP
Retailer 3£1,778 GBP
Retailer 4£1,783 GBP
Retailer 8£1,783 GBP
Retailer 5£1,865 GBP
Retailer 13£1,881 GBP
Retailer 15£1,886 GBP
Retailer 11£1,987 GBP
Retailer 7£2,057 GBP
Retailer 16£2,176 GBP
Retailer 14£2,213 GBP
Retailer 18£3,115 GBP
NZ Jewellers£3,727 GBP

21 data points across 19 retailers

22 retailers£1,357 GBP to £3,727 GBP

A
Cheapest Retailer
-
£1,357 GBP
A
Retailer 2
-
£1,415 GBP
View
A
Retailer 3
-
£1,586 GBP
View
A
Retailer 4
-
£1,645 GBP
View
Final sale: no returns
A
Retailer 5
-
£1,677 GBP
View
A
Retailer 6
-
£1,678 GBP
View
A
Retailer 7
-
£1,700 GBP
View
A
Retailer 8
-
£1,729 GBP
View
A
Retailer 9
-
£1,778 GBP
View
Retailer 10
-
£1,783 GBP
View
Price last confirmed 8 days ago
A
Retailer 11
-
£1,783 GBP
View
B+
Retailer 12
-
£1,820 GBP
View
B+
Retailer 13
-
£1,865 GBP
View
B+
Retailer 14
-
£1,881 GBP
View
B+
Retailer 15
-
£1,886 GBP
View
B+
Retailer 16
-
£1,987 GBP
View
B+
Retailer 17
-
£2,057 GBP
View
B+
Retailer 18
-
£2,176 GBP
View
Retailer 19
-
£2,207 GBP
View
Price last confirmed 30 days ago
B+
Retailer 20
-
£2,213 GBP
View
B
Retailer 21
-
£3,115 GBP
View
Most Expensive
B
NZ Jewellers
bc986bbd-6353-4379-9528-bf0cd55f4d03 · Nov 5
£3,727 GBP
$4,988 USD
View
21 more retailers have this diamond
Prices start from £1,357 GBPSave up to £2,369 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
1.00ct Oval
£1,357 GBP