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Round|Natural|GIA

1.55ct I IF Round Natural Diamond

EX • I/IF • GIA 6552736045

Certificate GIA 6552736045

Diamond specifications and retailer prices

From £4,631 GBP
As of November 1, 2026
Save £5,778 GBP (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £10,409 GBP at NZ Jewellers · As of November 2, 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 6552736045. Listed at 19 retailers as of November 1, 2026, with prices from £4,631 to £10,409, a £5,778 spread on the same certified stone. NZ Jewellers lists it at £10,409. 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
FluorescenceMedium
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552736045
Dimensions7.43 × 7.37 × 4.53 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.43 mm7.37 mm1.55 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6552736045
Side View
Table 60.0%Crown 35.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 61.2%

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 1
Current: £5,835 GBP|Low: £4,631 GBP|High: £8,778 GBP|Avg: £6,239 GBP|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 9£4,631 GBP
Retailer 5£4,709 GBP
Retailer 11£5,396 GBP
Retailer 3£5,725 GBP
Retailer 2£5,745 GBP
Retailer 1£5,835 GBP
Retailer 10£5,968 GBP
Retailer 6£6,194 GBP
Retailer 4£6,783 GBP
Retailer 8£7,646 GBP
Retailer 7£8,673 GBP

26 data points across 11 retailers

19 retailers£4,631 GBP to £10,409 GBP

A
Cheapest Retailer
-
£4,631 GBP
A
Retailer 2
-
£4,709 GBP
View
Retailer 3
-
£5,283 GBP
View
Price last confirmed 26 days ago
A
Retailer 4
-
£5,380 GBP
View
A
Retailer 5
-
£5,396 GBP
View
A
Retailer 6
-
£5,725 GBP
View
Retailer 7
-
£5,745 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£5,835 GBP
View
Retailer 9
-
£5,968 GBP
View
Price last confirmed 15 days ago
A
Retailer 10
-
£6,194 GBP
View
A
Retailer 11
-
£6,224 GBP
View
A
Retailer 12
-
£6,269 GBP
View
A
Retailer 13
-
£6,320 GBP
View
B+
Retailer 14
-
£6,737 GBP
View
A
Retailer 15
-
£6,783 GBP
View
B+
Retailer 16
-
£7,182 GBP
View
B+
Retailer 17
-
£7,646 GBP
View
B+
Retailer 18
-
£8,673 GBP
View
Most Expensive
B
NZ Jewellers
4076963c-caab-4b0b-87a0-935416847e46 · Nov 2
£10,409 GBP
$14,010 USD
View
18 more retailers have this diamond
Prices start from £4,631 GBPSave up to £5,778 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
£4,631 GBP