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Oval|Natural|GIA

1.51ct J IF Oval Natural Diamond

EX • J/IF • GIA 1565138004

Certificate GIA 1565138004

Diamond specifications and retailer prices

From £4,423 GBP
SGD 8,009 SGD
As of November 1, 2026
Save £3,733 GBP (46%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £8,156 GBP at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1565138004. Listed at 15 retailers as of October 26, 2026, with prices from £4,423 to £8,156, a £3,733 spread on the same certified stone. Wholesale Diamonds Direct lists it at £8,156. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
J
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.34°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 1565138004
Dimensions9.42 × 6.42 × 3.96 mm
L/W Ratio1.47
Culet sizeNone
Top View
9.42 mm6.42 mm1.51 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565138004
Side View
Table 59.0%Crown 38.34°Girdle: MED-STKPavilion 40.4°Culet: NDepth 61.6%

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 1
Current: £6,269 GBP|Low: £4,423 GBP|High: £8,156 GBP|Avg: £5,411 GBP|-1.6%
Retailer 1
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
Wholesale Diamonds Direct
November 1, 2026
Retailer 13£4,423 GBP
Retailer 6£4,535 GBP
Retailer 14£4,542 GBP
Retailer 2£4,604 GBP
Retailer 11£4,680 GBP
Retailer 10£4,694 GBP
Retailer 12£4,786 GBP
Retailer 8£5,044 GBP
Retailer 4£5,550 GBP
Retailer 3£5,585 GBP
Retailer 9£5,616 GBP
Retailer 1£6,269 GBP
Retailer 7£6,384 GBP
Retailer 5£7,261 GBP
Retailer 15£7,622 GBP
Wholesale Diamonds Direct£8,156 GBP

26 data points across 16 retailers

15 retailers£4,423 GBP to £8,156 GBP

A
Cheapest Retailer
-
£4,423 GBP
SGD 8,009 SGD
A
Retailer 2
-
£4,535 GBP
$6,076 USD
View
A
Retailer 3
-
£4,542 GBP
$6,086 USD
View
B+
Retailer 4
-
£4,604 GBP
SGD 8,336 SGD
View
B+
Retailer 5
-
£4,680 GBP
$6,271 USD
View
B+
Retailer 6
-
£4,694 GBP
$6,290 USD
View
B+
Retailer 7
-
£4,786 GBP
$6,413 USD
View
B+
Retailer 8
-
£5,044 GBP
View
B+
Retailer 9
-
£5,550 GBP
$7,437 USD
View
B+
Retailer 10
-
£5,585 GBP
$7,483 USD
View
B+
Retailer 11
-
£5,616 GBP
€7,167 EUR
View
B+
Retailer 12
-
£6,269 GBP
$8,400 USD
View
B
Retailer 13
-
£7,261 GBP
$9,729 USD
View
B
Retailer 14
-
£7,622 GBP
$10,212 USD
View
Most Expensive
B
Wholesale Diamonds Direct
488909012 · Oct 26
£8,156 GBP
$10,928 USD
View
14 more retailers have this diamond
Prices start from £4,423 GBPSave up to £3,733 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
1.51ct Oval
£4,423 GBP