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Oval|Natural|GIA

1.51ct E SI2 Oval Natural Diamond

EX • E/SI2 • GIA 6552614732

Certificate GIA 6552614732

Diamond specifications and retailer prices

From £3,662 GBP
As of November 6, 2026
Save £994 GBP (21%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £4,656 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552614732. Listed at 7 retailers as of November 6, 2026, with prices from £3,662 to £4,656, a £994 spread on the same certified stone. GemTrove lists it at £4,656. 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
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552614732
Dimensions8.50 × 6.30 × 4.14 mm
L/W Ratio1.35
Culet sizeNone
Key to symbols
Twinning Wisp, Cloud, Crystal, Feather, Needle, Indented Natural
Top View
8.50 mm6.30 mm1.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552614732
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 65.7%

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 6
Current: £3,662 GBP|Low: £3,514 GBP|High: £4,426 GBP|Avg: £4,021 GBP|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 1£3,662 GBP
Retailer 3£3,829 GBP
Retailer 4£3,988 GBP
Retailer 5£4,120 GBP
Retailer 2£4,156 GBP
Retailer 6£4,200 GBP

46 data points across 6 retailers

7 retailers£3,662 GBP to £4,656 GBP

A
Cheapest Retailer
-
£3,662 GBP
A
Retailer 2
-
£3,829 GBP
View
A
Retailer 3
-
£3,988 GBP
View
A
Retailer 4
-
£4,120 GBP
View
Final sale: no returns
A
Retailer 5
-
£4,156 GBP
View
A
Retailer 6
-
£4,200 GBP
View
Most Expensive
A
GemTrove
GT-N-01286867-98 · Nov 6
£4,656 GBP
A$9,588 AUD
View
6 more retailers have this diamond
Prices start from £3,662 GBPSave up to £994 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
£3,662 GBP