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Round|Natural|GIA

0.55ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 3555638307

Certificate GIA 3555638307

Diamond specifications and retailer prices

From $866 NZD
As of November 6, 2026
Save $1,750 NZD (67%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,985 NZD at NZ Jewellers · As of October 3, 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 3555638307. Listed at 17 retailers as of November 4, 2026, with a 202% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 3555638307
Dimensions5.24 × 5.22 × 3.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
5.24 mm5.22 mm0.55 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555638307
Side View
Table 57.0%Crown 35.5°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.2%

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 6
Current: $866 NZD|Low: $806 NZD|High: $2,921 NZD|Avg: $1,361 NZD|-9.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 1$866 NZD
Retailer 12$992 NZD
Retailer 4$1,012 NZD
Retailer 2$1,028 NZD
Retailer 8$1,046 NZD
Retailer 7$1,124 NZD
Retailer 3$1,230 NZD
Retailer 9$1,362 NZD
Retailer 5$1,375 NZD
Retailer 10$1,504 NZD
Retailer 11$1,578 NZD
Retailer 6$2,616 NZD

36 data points across 12 retailers

17 retailers$866 NZD to $2,616 NZD

A
Cheapest Retailer
-
$866 NZD
A
Retailer 2
-
$992 NZD
View
A
Retailer 3
-
$1,012 NZD
View
A
Retailer 4
-
$1,028 NZD
View
A
Retailer 5
-
$1,046 NZD
View
Final sale: no returns
A
Retailer 6
-
$1,124 NZD
View
Retailer 7
-
$1,230 NZD
View
Price last confirmed 10 days ago
Retailer 8
-
$1,272 NZD
View
Price last confirmed 30 days ago
Retailer 9
-
$1,272 NZD
View
Price last confirmed 29 days ago
Retailer 10
-
$1,360 NZD
View
Price last confirmed 38 days ago
A
Retailer 11
-
$1,362 NZD
View
A
Retailer 12
-
$1,375 NZD
View
Retailer 13
-
$1,467 NZD
View
Price last confirmed 28 days ago
A
Retailer 14
-
$1,504 NZD
View
B+
Retailer 15
-
$1,578 NZD
View
B
Retailer 16
-
$2,616 NZD
View
Most Expensive
NZ Jewellers
1d832703-6ae9-410f-ad02-0c22d9b325a5 · Oct 3
$3,985 NZD
$2,209 USD
View
Price last confirmed 34 days ago
16 more retailers have this diamond
Prices start from $866 NZDSave up to $1,750 NZD

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
$866 NZD