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Oval|Natural|GIA

1.51ct H IF Oval Natural Diamond

EX • H/IF • GIA 1548738252

Certificate GIA 1548738252

Diamond specifications and retailer prices

From £5,820 GBP
As of November 5, 2026
Save £1,457 GBP (20%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £7,277 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded H 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 1548738252. Listed at 6 retailers as of November 5, 2026, with prices from £5,820 to £7,277, a £1,457 spread on the same certified stone. GemTrove lists it at £7,277. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

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

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1548738252
Dimensions8.89 × 6.45 × 4.08 mm
L/W Ratio1.38
Culet sizeNone
Top View
8.89 mm6.45 mm1.51 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1548738252
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £5,820 GBP|Low: £5,428 GBP|High: £7,354 GBP|Avg: £6,329 GBP|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 1£5,820 GBP
Retailer 8£5,847 GBP
Retailer 4£6,015 GBP
Retailer 3£6,139 GBP
Retailer 7£6,236 GBP
Retailer 6£6,392 GBP
Retailer 2£6,558 GBP
Retailer 5£7,009 GBP

40 data points across 8 retailers

6 retailers£5,820 GBP to £7,277 GBP

A
Cheapest Retailer
-
£5,820 GBP
Retailer 2
-
£5,847 GBP
View
Price last confirmed 25 days ago
Retailer 3
-
£6,015 GBP
View
Price last confirmed 14 days ago
Retailer 4
-
£6,139 GBP
View
Price last confirmed 15 days ago
Retailer 5
-
£7,009 GBP
View
Price last confirmed 15 days ago
Most Expensive
B+
GemTrove
GT-N-01286807-98 · Nov 6
£7,277 GBP
A$15,068 AUD
View
5 more retailers have this diamond
Prices start from £5,820 GBPSave up to £1,457 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
£5,820 GBP