Round|Natural|GIA

0.50ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 1553509636

Certificate GIA 1553509636

Diamond specifications and retailer prices

From $572 USD
Save $937 USD (62%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,556 USD at NZ Jewellers
View at NZ Jewellers

About this 0.5ct natural round diamond

This 0.5ct natural round sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1553509636. Listed at 23 retailers, with a 164% 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

0.50
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1553509636
Dimensions5.04 × 5.07 × 3.16 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
5.04 mm5.07 mm0.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553509636
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $1,220 USD|Low: $572 USD|High: $2,212 USD|Avg: $943 USD|+1.6%
Retailer 1
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 1, 2026
Retailer 19$572 USD
Retailer 11$628 USD
Retailer 4$679 USD
Retailer 18$746 USD
Retailer 7$750 USD
Retailer 16$845 USD
Retailer 2$910 USD
Retailer 5$910 USD
Retailer 6$910 USD
Retailer 17$915 USD
Retailer 14$939 USD
Retailer 10$940 USD
Retailer 3$998 USD
Retailer 13$1,038 USD
Retailer 8$1,144 USD
Retailer 1$1,220 USD
Retailer 12$1,238 USD
Retailer 9$1,310 USD
Retailer 15$1,509 USD

40 data points across 19 retailers

23 retailers$572 USD to $1,509 USD

A
Cheapest Retailer
-
$572 USD
A
Retailer 2
-
$679 USD
View
B+
Retailer 3
-
$738 USD
View
B+
Retailer 4
-
$738 USD
View
A
Retailer 5
-
$746 USD
View
B+
Retailer 6
-
$750 USD
View
B+
Retailer 7
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$767 USD
View
B+
Retailer 8
-
$845 USD
View
B+
Retailer 9
-
$852 USD
View
B+
Retailer 10
-
$910 USD
View
B+
Retailer 11
-
$910 USD
View
B+
Retailer 12
-
$910 USD
View
Price last confirmed 12 days ago
B+
Retailer 13
-
$915 USD
View
B+
Retailer 14
-
$940 USD
View
Price last confirmed 11 days ago
B+
Retailer 15
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$941 USD
£741 GBP
View
B
Retailer 16
-
$998 USD
View
B+
Retailer 17
-
$1,038 USD
€989 EUR
View
B
Retailer 18
-
$1,144 USD
View
B
Retailer 19
-
$1,220 USD
A$1,878 AUD
View
B
Retailer 20
-
$1,238 USD
ZAR 19,994 ZAR
View
B
Retailer 21
-
$1,310 USD
CA$1,820 CAD
View
B
Retailer 22
-
$1,509 USD
£1,188 GBP
View
Most Expensive
B
NZ Jewellers
ae647e3f-4b77-4e16-991b-303086ea368c · Sep 24
$2,556 USD
View
Price under review
22 more retailers have this diamond
Prices start from $572 USDSave up to $937 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.

A
0.50ct Round
$572 USD