CaratHunter
Plans
Round|Natural|GIA

0.55ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6475151159

Certificate GIA 6475151159

Diamond specifications and retailer prices

From £575 GBP
$770 USD
As of October 28, 2026
Save £1,416 GBP (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,990 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.55ct natural round diamond

This 0.55ct natural round sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6475151159. Listed at 12 retailers as of October 29, 2026, with prices from £575 to £1,990, a £1,416 spread on the same certified stone. NZ Jewellers lists it at £1,990. 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

0.55
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6475151159
Dimensions5.31 × 5.29 × 3.28 mm
L/W Ratio1.00
Top View
5.31 mm5.29 mm0.55 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6475151159
Side View
Table 56.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 61.9%

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: Oct 28
Current: £1,990 GBP|Low: £564 GBP|High: £1,990 GBP|Avg: £823 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 9£564 GBP
Retailer 3£575 GBP
Retailer 8£575 GBP
Retailer 12£575 GBP
Retailer 10£584 GBP
Retailer 11£597 GBP
Retailer 13£663 GBP
Retailer 4£670 GBP
Retailer 2£761 GBP
Retailer 6£896 GBP
Retailer 5£955 GBP
Retailer 7£1,169 GBP
NZ Jewellers£1,990 GBP

41 data points across 13 retailers

12 retailers£575 GBP to £1,990 GBP

Retailer 1
-
£564 GBP
$756 USD
Price last confirmed 12 days ago
A
Retailer 2
-
£575 GBP
$770 USD
View
A
Retailer 3
-
£575 GBP
$770 USD
View
Retailer 4
-
£575 GBP
$770 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
£584 GBP
$782 USD
View
A
Retailer 6
-
£597 GBP
$800 USD
View
B+
Retailer 7
-
£663 GBP
$889 USD
View
B+
Retailer 8
-
£761 GBP
View
B+
Retailer 9
-
£896 GBP
€1,144 EUR
View
B
Retailer 10
-
£1,169 GBP
View
B
Retailer 11
-
£1,417 GBP
View
Most Expensive
B
NZ Jewellers
8371cb9d-ccd8-46bf-8967-9c57728fb9d8 · Oct 30
£1,990 GBP
$2,667 USD
View
11 more retailers have this diamond
Prices start from £575 GBPSave up to £1,416 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
0.55ct Round
£575 GBP