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Oval|Natural|GIA

1.55ct D SI2 Oval Natural Diamond

EX • D/SI2 • GIA 5241066206

Certificate GIA 5241066206

Diamond specifications and retailer prices

From £3,487 GBP
HK$36,500 HKD
As of October 31, 2026
Save £3,540 GBP (50%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £7,027 GBP at MOH London · As of October 29, 2026
View at MOH London

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 5241066206. Listed at 6 retailers as of October 29, 2026, with prices from £3,487 to £7,027, a £3,540 spread on the same certified stone. MOH London lists it at £7,027. 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
Pavilion angle38.48°
OriginNatural
Grading LabGIA
CertificateGIA 5241066206
Dimensions9.56 × 6.55 × 3.81 mm
L/W Ratio1.46
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
9.56 mm6.55 mm1.55 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5241066206
Side View
Table 62.0%CrownGirdle: STK-THKPavilion 38.48°Culet: 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 31
Current: £7,027 GBP|Low: £3,458 GBP|High: £7,444 GBP|Avg: £4,827 GBP|-5.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 3£3,487 GBP
Retailer 6£3,975 GBP
Retailer 2£4,169 GBP
Retailer 5£4,484 GBP
Retailer 4£5,191 GBP
MOH London£7,027 GBP

30 data points across 6 retailers

6 retailers£3,487 GBP to £7,027 GBP

A
Cheapest Retailer
-
£3,487 GBP
HK$36,500 HKD
A
Retailer 2
-
£3,975 GBP
SGD 7,197 SGD
View
A
Retailer 3
-
£4,169 GBP
$5,586 USD
View
A
Retailer 4
-
£4,484 GBP
View
A
Retailer 5
-
£5,191 GBP
€6,624 EUR
View
Most Expensive
B+
MOH London
3F4D71540 · Oct 29
£7,027 GBP
View
5 more retailers have this diamond
Prices start from £3,487 GBPSave up to £3,540 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
£3,487 GBP