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Oval|Natural|GIA

1.51ct L SI2 Oval Natural Diamond

EX • L/SI2 • GIA 1385592514

Certificate GIA 1385592514

Diamond specifications and retailer prices

From £3,179 GBP
As of November 1, 2026
Save £1,202 GBP (27%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £4,381 GBP at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two 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 1385592514. Listed at 6 retailers as of November 1, 2026, with prices from £3,179 to £4,381, a £1,202 spread on the same certified stone. Yorxs lists it at £4,381. 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

1.51
Carat
L
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1385592514
Dimensions8.76 × 6.52 × 4.10 mm
L/W Ratio1.34
Culet sizeNone
Top View
8.76 mm6.52 mm1.51 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1385592514
Side View
Table 59.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 63.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: £3,974 GBP|Low: £3,179 GBP|High: £4,894 GBP|Avg: £4,139 GBP|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Yorxs
November 6, 2026
Retailer 2£3,179 GBP
Retailer 1£3,974 GBP
Retailer 3£4,257 GBP
Yorxs£4,381 GBP
Retailer 4£4,894 GBP

42 data points across 5 retailers

6 retailers£3,179 GBP to £4,381 GBP

B
Cheapest Retailer
-
£3,179 GBP
B
Retailer 2
-
£3,250 GBP
View
B
Retailer 3
-
£3,926 GBP
View
B
Retailer 4
-
£3,974 GBP
View
B
Retailer 5
-
£4,257 GBP
View
Most Expensive
B
Yorxs
230056652 · Nov 6
£4,381 GBP
€5,585 EUR
View
5 more retailers have this diamond
Prices start from £3,179 GBPSave up to £1,202 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
1.51ct Oval
£3,179 GBP