Round|Natural|GIA

0.50ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 3545681123

Certificate GIA 3545681123

Diamond specifications and retailer prices

From $653 USD
HK$5,100 HKD
Save $997 USD (60%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,792 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3545681123. Listed at 21 retailers, with a 153% 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
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 3545681123
Dimensions5.17 × 5.19 × 3.12 mm
L/W Ratio1.00
Key to symbols
Crystal, Feather
Top View
5.17 mm5.19 mm0.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3545681123
Side View
Table 59.0%Crown 32.5°Girdle: VTK-VTKPavilion 41.2°Culet: NoneDepth 60.2%

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: Sep 29
Current: $673 USD|Low: $627 USD|High: $1,650 USD|Avg: $992 USD|+3.0%
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
October 1, 2026
Retailer 15$653 USD
Retailer 1$673 USD
Retailer 10$753 USD
Retailer 13$896 USD
Retailer 8$908 USD
Retailer 11$917 USD
Retailer 4$984 USD
Retailer 16$1,000 USD
Retailer 7$1,023 USD
Retailer 3$1,050 USD
Retailer 5$1,060 USD
Retailer 14$1,135 USD
Retailer 6$1,178 USD
Retailer 9$1,333 USD
Retailer 12$1,352 USD
Retailer 2$1,650 USD

31 data points across 16 retailers

21 retailers$653 USD to $1,650 USD

A
Cheapest Retailer
-
$653 USD
HK$5,100 HKD
A
Retailer 2
-
$673 USD
₹64,066 INR
View
A
Retailer 3
-
$753 USD
View
B+
Retailer 4
-
$890 USD
View
B+
Retailer 5
-
$890 USD
View
B+
Retailer 6
-
$896 USD
View
B+
Retailer 7
-
$908 USD
View
B+
Retailer 8
-
$917 USD
View
B+
Retailer 9
-
$924 USD
View
B+
Retailer 10
-
$984 USD
View
B+
Retailer 11
-
$1,002 USD
£789 GBP
View
B+
Retailer 12
-
$1,023 USD
View
B+
Retailer 13
-
$1,027 USD
View
B
Retailer 14
-
$1,050 USD
View
B+
Retailer 15
-
$1,060 USD
£835 GBP
View
B+
Retailer 16
-
$1,135 USD
€1,081 EUR
View
B+
Retailer 17
-
$1,178 USD
View
B
Retailer 18
-
$1,333 USD
A$2,051 AUD
View
B
Retailer 19
-
$1,352 USD
ZAR 21,840 ZAR
View
B
Retailer 20
-
$1,650 USD
£1,299 GBP
View
Most Expensive
B
NZ Jewellers
f6987eb8-7d57-4c8e-921b-595444c694a3 · Sep 24
$2,792 USD
View
Price under review
20 more retailers have this diamond
Prices start from $653 USDSave up to $997 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
$653 USD