Round|Natural|GIA

0.54ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6492718399

Certificate GIA 6492718399

Diamond specifications and retailer prices

From $946 USD
As of October 31, 2026
Save $941 USD (50%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,500 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.54ct natural round diamond

This 0.54ct natural round sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6492718399. Listed at 14 retailers as of October 29, 2026, with a 99% 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

0.54
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6492718399
Dimensions5.22 × 5.20 × 3.24 mm
L/W Ratio1.00
Star length45%
Lower girdle80%
Top View
5.22 mm5.20 mm0.54 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6492718399
Side View
Table 55.0%Crown 33.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,500 USD|Low: $846 USD|High: $3,139 USD|Avg: $1,322 USD|-20.4%
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
Retailer 14
Retailer 15
October 31, 2026
Retailer 7$893 USD
Retailer 13$946 USD
Retailer 14$995 USD
Retailer 5$1,002 USD
Retailer 4$1,025 USD
Retailer 3$1,028 USD
Retailer 12$1,064 USD
Retailer 6$1,093 USD
Retailer 11$1,183 USD
Retailer 9$1,330 USD
Retailer 15$1,340 USD
Retailer 8$1,440 USD
Retailer 2$1,582 USD
Retailer 10$1,887 USD
NZ Jewellers$2,500 USD

39 data points across 15 retailers

14 retailers$946 USD to $1,887 USD

B+
Cheapest Retailer
-
$946 USD
Final sale: no returns
Retailer 2
-
$995 USD
View
Price last confirmed 24 days ago
Retailer 3
-
$1,001 USD
View
Price last confirmed 47 days ago
B+
Retailer 4
-
$1,002 USD
View
B+
Retailer 5
-
$1,025 USD
View
B+
Retailer 6
-
$1,028 USD
View
B+
Retailer 7
-
$1,064 USD
View
B
Retailer 8
-
$1,183 USD
View
B
Retailer 9
-
$1,330 USD
£1,048 GBP
View
Retailer 10
-
$1,340 USD
A$2,062 AUD
View
Price last confirmed 27 days ago
B
Retailer 11
-
$1,440 USD
€1,371 EUR
View
B
Retailer 12
-
$1,582 USD
ZAR 25,563 ZAR
View
B
Retailer 13
-
$1,887 USD
£1,486 GBP
View
Most Expensive
NZ Jewellers
8e32bd4c-7954-4895-bca0-b15a6babfaa8 · Oct 30
$2,500 USD
View
Price under review
13 more retailers have this diamond
Prices start from $946 USDSave up to $941 USD

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.

B+
0.54ct Round
$946 USD