Round|Natural|GIA

0.54ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1565440501

Certificate GIA 1565440501

Diamond specifications and retailer prices

From $648 USD
As of October 31, 2026
Save $1,554 USD (71%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,202 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 1565440501. Listed at 15 retailers as of October 30, 2026, with prices from $648 to $2,202, a $1,554 spread on the same certified stone. NZ Jewellers lists it at $2,202. 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 angle34°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1565440501
Dimensions5.24 × 5.23 × 3.22 mm
L/W Ratio1.00
Key to symbols
Crystal
Top View
5.24 mm5.23 mm0.54 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565440501
Side View
Table 57.0%Crown 34°Girdle: Med. - Sli. ThickPavilion 40.8°Culet: NDepth 61.4%

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 31
Current: $2,202 USD|Low: $634 USD|High: $2,202 USD|Avg: $947 USD
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
November 1, 2026
Retailer 7$634 USD
Retailer 4$648 USD
Retailer 12$702 USD
Retailer 14$710 USD
Retailer 13$729 USD
Retailer 11$810 USD
Retailer 3$838 USD
Retailer 5$852 USD
Retailer 8$856 USD
Retailer 15$880 USD
Retailer 6$963 USD
Retailer 2$993 USD
Retailer 9$1,084 USD
Retailer 10$1,631 USD
NZ Jewellers$2,202 USD

20 data points across 15 retailers

15 retailers$648 USD to $2,202 USD

Retailer 1
-
$634 USD
Price last confirmed 18 days ago
A
Retailer 2
-
$648 USD
View
Final sale: no returns
A
Retailer 3
-
$702 USD
View
B+
Retailer 4
-
$710 USD
View
B+
Retailer 5
-
$729 USD
View
B+
Retailer 6
-
$810 USD
View
B+
Retailer 7
-
$838 USD
£660 GBP
View
B+
Retailer 8
-
$852 USD
View
B+
Retailer 9
-
$856 USD
£674 GBP
View
B+
Retailer 10
-
$880 USD
View
B
Retailer 11
-
$963 USD
View
B+
Retailer 12
-
$993 USD
€946 EUR
View
B
Retailer 13
-
$1,084 USD
ZAR 17,508 ZAR
View
B
Retailer 14
-
$1,631 USD
£1,284 GBP
View
Most Expensive
B
NZ Jewellers
d9a2cbb4-40cd-4faa-b5ab-c230d1c68559 · Oct 30
$2,202 USD
View
14 more retailers have this diamond
Prices start from $648 USDSave up to $1,554 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.

A
0.54ct Round
$648 USD