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Oval|Natural|GIA

1.31ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 6545934495

Certificate GIA 6545934495

Diamond specifications and retailer prices

From £3,890 GBP
A$8,018 AUD
As of October 31, 2026
2 retailers carry this diamond
Most expensive: £3,890 GBP at GemTrove
View at GemTrove

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 E 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 6545934495. Listed at 2 retailers as of October 31, 2026. 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

1.31
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545934495
Dimensions8.37 × 6.09 × 3.84 mm
L/W Ratio1.37
Top View
8.37 mm6.09 mm1.31 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545934495
Side View
Table 65.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.1%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: £3,890 GBP|Low: £3,067 GBP|High: £6,197 GBP|Avg: £4,033 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
September 14, 2026
Retailer 15£3,200 GBP
Retailer 8£3,201 GBP
Retailer 13£3,342 GBP
Retailer 2£3,383 GBP
Retailer 11£3,448 GBP
Retailer 12£3,545 GBP
Retailer 10£3,710 GBP
Retailer 14£3,814 GBP
Retailer 5£3,867 GBP
GemTrove£3,890 GBP
Retailer 7£3,912 GBP
Retailer 9£3,959 GBP
Retailer 4£3,997 GBP
Retailer 3£4,428 GBP
Retailer 16£4,914 GBP
Retailer 6£6,174 GBP

49 data points across 16 retailers

2 retailers

Retailer 1
-
£3,200 GBP
HK$33,500 HKD
Price last confirmed 55 days ago
Most Expensive
B+
GemTrove
GT-N-01285934-98 · Oct 31
£3,890 GBP
A$8,018 AUD
View
1 more retailer has this diamond

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.

B+
1.31ct Oval
£3,890 GBP