Oval|Natural|GIA

1.31ct F VS1 Oval Natural Diamond

EX • F/VS1 • GIA 01-15887634

Certificate GIA 01-15887634

Diamond specifications and retailer prices

From £4,374 GBP
$5,870 USD
As of October 28, 2026
Save £5,419 GBP (55%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £9,793 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.31ct natural oval diamond

This 1.31ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 01-15887634. Listed at 5 retailers as of October 28, 2026, with prices from £4,374 to £9,793, a £5,419 spread on the same certified stone. NZ Jewellers lists it at £9,793. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
F
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 01-15887634
Dimensions8.54 × 6.10 × 3.88 mm
L/W Ratio1.40
Top View
8.54 mm6.10 mm1.31 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 01-15887634
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.7%

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: Oct 28
Current: £9,793 GBP|Low: £4,374 GBP|High: £9,970 GBP|Avg: £6,984 GBP|-1.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 5£4,374 GBP
Retailer 4£5,107 GBP
Retailer 3£7,126 GBP
Retailer 2£7,170 GBP
NZ Jewellers£9,793 GBP

10 data points across 5 retailers

5 retailers£4,374 GBP to £9,793 GBP

A
Cheapest Retailer
-
£4,374 GBP
$5,870 USD
A
Retailer 2
-
£5,107 GBP
$6,853 USD
View
B+
Retailer 3
-
£7,126 GBP
$9,562 USD
View
B+
Retailer 4
-
£7,170 GBP
A$14,803 AUD
View
Most Expensive
B
NZ Jewellers
87d025c1-e80a-4c19-8286-b8a709f6ea70 · Oct 30
£9,793 GBP
$13,142 USD
View
4 more retailers have this diamond
Prices start from £4,374 GBPSave up to £5,419 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
1.31ct Oval
£4,374 GBP