Round|Natural|GIA

0.50ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2554729446

Certificate GIA 2554729446

Diamond specifications and retailer prices

From $465 USD
As of November 6, 2026
Save $1,629 USD (78%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,094 USD at NZ Jewellers · As of November 6, 2026
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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2554729446. Listed at 24 retailers as of November 6, 2026, with prices from $465 to $2,094, a $1,629 spread on the same certified stone. NZ Jewellers lists it at $2,094. 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
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 2554729446
Dimensions5.10 × 5.14 × 3.13 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal
Top View
5.10 mm5.14 mm0.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554729446
Side View
Table 60.0%Crown 33°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.1%

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 6
Current: $934 USD|Low: $423 USD|High: $1,560 USD|Avg: $889 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 7, 2026
Retailer 2$465 USD
Retailer 4$630 USD
Retailer 5$754 USD
Retailer 8$774 USD
Retailer 12$795 USD
Retailer 10$808 USD
Retailer 6$888 USD
Retailer 1$934 USD
Retailer 7$935 USD
Retailer 3$1,003 USD
Retailer 11$1,030 USD
Retailer 9$1,534 USD

42 data points across 12 retailers

24 retailers$465 USD to $2,094 USD

A
Cheapest Retailer
-
$465 USD
Final sale: no returns
A
Retailer 2
-
$605 USD
View
Retailer 3
-
$620 USD
View
Price last confirmed 44 days ago
A
Retailer 4
-
$624 USD
View
A
Retailer 5
-
$630 USD
View
B+
Retailer 6
-
$651 USD
View
B+
Retailer 7
-
$651 USD
View
B+
Retailer 8
-
$698 USD
View
B+
Retailer 9
-
$716 USD
View
B+
Retailer 10
-
$739 USD
View
B+
Retailer 11
-
$754 USD
View
B+
Retailer 12
-
$774 USD
View
B
Retailer 13
-
$795 USD
View
B+
Retailer 14
-
$798 USD
View
B+
Retailer 15
-
$808 USD
View
B+
Retailer 16
-
$845 USD
View
B
Retailer 17
-
$888 USD
View
B+
Retailer 18
-
$934 USD
View
B+
Retailer 19
-
$935 USD
View
Retailer 20
-
$1,003 USD
View
Price last confirmed 34 days ago
B
Retailer 21
-
$1,030 USD
View
B
Retailer 22
-
$1,534 USD
View
B
Retailer 23
-
$1,916 USD
View
Most Expensive
B
NZ Jewellers
d6b87b6a-990b-4855-acc4-3af8db5e6ec7 · Nov 6
$2,094 USD
View
23 more retailers have this diamond
Prices start from $465 USDSave up to $1,629 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
0.50ct Round
$465 USD