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Radiant|Natural|GIA

0.54ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 5556665444

Certificate GIA 5556665444

Diamond specifications and retailer prices

From $552 USD
As of November 2, 2026
Save $972 USD (64%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,524 USD at MOH London · As of November 1, 2026
View at MOH London

About this 0.54ct natural radiant diamond

This 0.54ct natural radiant 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 stated by the retailer rather than the lab and certified by GIA 5556665444. Listed at 15 retailers as of November 1, 2026, with prices from $552 to $1,524, a $972 spread on the same certified stone. MOH London lists it at $1,524. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37°
Pavilion angle54.5°
OriginNatural
Grading LabGIA
CertificateGIA 5556665444
Dimensions5.64 × 4.18 × 2.79 mm
L/W Ratio1.35
Top View
5.64 mm4.18 mm0.54 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5556665444
Side View
Table 68.0%Crown 37°Girdle: ThickPavilion 54.5°Culet: NoneDepth 66.7%

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 2
Current: $1,524 USD|Low: $491 USD|High: $1,647 USD|Avg: $820 USD|-7.5%
MOH London
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 2, 2026
Retailer 14$552 USD
Retailer 6$564 USD
Retailer 3$602 USD
Retailer 4$674 USD
Retailer 9$676 USD
Retailer 15$701 USD
Retailer 5$730 USD
Retailer 11$730 USD
Retailer 12$760 USD
Retailer 8$813 USD
Retailer 13$827 USD
Retailer 10$846 USD
Retailer 2$883 USD
Retailer 7$1,060 USD
MOH London$1,524 USD

33 data points across 15 retailers

15 retailers$552 USD to $1,524 USD

A
Cheapest Retailer
-
$552 USD
Final sale: no returns
A
Retailer 2
-
$564 USD
View
A
Retailer 3
-
$602 USD
HK$4,700 HKD
View
A
Retailer 4
-
$674 USD
View
A
Retailer 5
-
$676 USD
View
B+
Retailer 6
-
$701 USD
View
B+
Retailer 7
-
$730 USD
View
B+
Retailer 8
-
$730 USD
View
B+
Retailer 9
-
$760 USD
View
B+
Retailer 10
-
$813 USD
£640 GBP
View
B+
Retailer 11
-
$827 USD
£651 GBP
View
B+
Retailer 12
-
$846 USD
View
B+
Retailer 13
-
$883 USD
€841 EUR
View
Retailer 14
-
$1,060 USD
A$1,631 AUD
View
Price last confirmed 28 days ago
Most Expensive
B
MOH London
0CF2E4FFD · Nov 1
$1,524 USD
£1,200 GBP
View
14 more retailers have this diamond
Prices start from $552 USDSave up to $972 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 Radiant
$552 USD