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Oval|Natural|GIA

0.90ct L SI2 Oval Natural Diamond

EX • L/SI2 • GIA 1427407151

Certificate GIA 1427407151

Diamond specifications and retailer prices

From £1,149 GBP
As of November 6, 2026
Save £568 GBP (33%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,717 GBP at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 0.9ct natural oval diamond

This 0.9ct natural oval sits in the just-under-one-carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1427407151. Listed at 3 retailers as of November 6, 2026, with prices from £1,149 to £1,717, a £568 spread on the same certified stone. 77 Diamonds lists it at £1,717. 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

0.90
Carat
L
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1427407151
Dimensions7.23 × 5.30 × 3.47 mm
L/W Ratio1.36
Top View
7.23 mm5.30 mm0.90 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1427407151
Side View
Table 55.0%CrownGirdle: STH-VTHPavilionCuletDepth 65.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: £1,717 GBP|Low: £1,135 GBP|High: £1,736 GBP|Avg: £1,352 GBP|+1.3%
77 Diamonds
Retailer 2
Retailer 3
November 6, 2026
Retailer 2£1,149 GBP
Retailer 3£1,184 GBP
77 Diamonds£1,717 GBP

31 data points across 3 retailers

3 retailers£1,149 GBP to £1,717 GBP

B
Cheapest Retailer
-
£1,149 GBP
B
Retailer 2
-
£1,184 GBP
View
Most Expensive
C
77 Diamonds
OVMBNJENNWVA · Nov 6
£1,717 GBP
View
2 more retailers have this diamond
Prices start from £1,149 GBPSave up to £568 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.

B
0.90ct Oval
£1,149 GBP