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Round|Natural|GIA

1.55ct I IF Round Natural Diamond

EX • I/IF • GIA 1555079644

Certificate GIA 1555079644

Diamond specifications and retailer prices

From £6,954 GBP
As of November 5, 2026
Save £3,874 GBP (36%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £10,828 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1555079644. Listed at 6 retailers as of November 5, 2026, with prices from £6,954 to £10,828, a £3,874 spread on the same certified stone. NZ Jewellers lists it at £10,828. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1555079644
Dimensions7.32 × 7.36 × 4.62 mm
L/W Ratio1.01
Star length50%
Top View
7.32 mm7.36 mm1.55 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555079644
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.9%

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 5
Current: £10,828 GBP|Low: £5,783 GBP|High: £10,925 GBP|Avg: £8,495 GBP|-0.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 6£6,954 GBP
Retailer 5£7,171 GBP
Retailer 2£7,685 GBP
Retailer 4£7,842 GBP
Retailer 3£10,119 GBP
NZ Jewellers£10,828 GBP

45 data points across 6 retailers

6 retailers£6,954 GBP to £10,828 GBP

A
Cheapest Retailer
-
£6,954 GBP
B+
Retailer 2
-
£7,171 GBP
View
Final sale: no returns
B+
Retailer 3
-
£7,685 GBP
View
B+
Retailer 4
-
£7,842 GBP
View
B+
Retailer 5
-
£10,119 GBP
View
Most Expensive
B
NZ Jewellers
cf957386-1366-4460-a97a-6fb68e530821 · Nov 5
£10,828 GBP
$14,574 USD
View
5 more retailers have this diamond
Prices start from £6,954 GBPSave up to £3,874 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 Round
£6,954 GBP