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Oval|Natural|GIA

1.55ct D SI2 Oval Natural Diamond

EX • D/SI2 • GIA 01-15666002

Certificate GIA 01-15666002

Diamond specifications and retailer prices

From £4,744 GBP
$6,357 USD
As of October 29, 2026
Save £3,191 GBP (40%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £7,935 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.55ct natural oval diamond

This 1.55ct natural oval sits in the one-and-a-half to two carat band, graded D 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 01-15666002. Listed at 5 retailers as of October 29, 2026, with prices from £4,744 to £7,935, a £3,191 spread on the same certified stone. NZ Jewellers lists it at £7,935. 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

1.55
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 01-15666002
Dimensions9.56 × 6.55 × 3.81 mm
L/W Ratio1.46
Top View
9.56 mm6.55 mm1.55 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 01-15666002
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.1%

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: Oct 29
Current: £7,935 GBP|Low: £4,744 GBP|High: £8,351 GBP|Avg: £5,906 GBP|-5.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 3£4,744 GBP
Retailer 4£4,744 GBP
Retailer 5£4,977 GBP
Retailer 2£5,950 GBP
NZ Jewellers£7,935 GBP

20 data points across 5 retailers

5 retailers£4,744 GBP to £7,935 GBP

A
Cheapest Retailer
-
£4,744 GBP
$6,357 USD
A
Retailer 2
-
£4,744 GBP
$6,357 USD
View
A
Retailer 3
-
£4,977 GBP
$6,669 USD
View
A
Retailer 4
-
£5,950 GBP
$7,973 USD
View
Most Expensive
B+
NZ Jewellers
70df1f2a-a7b0-442c-b80f-ffc2b59a29d4 · Oct 30
£7,935 GBP
$10,632 USD
View
4 more retailers have this diamond
Prices start from £4,744 GBPSave up to £3,191 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
1.55ct Oval
£4,744 GBP