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Round|Natural|GIA

0.64ct K SI2 Round Natural Diamond

VG • K/SI2 • GIA 7418949255

Certificate GIA 7418949255

Diamond specifications and retailer prices

From $338 USD
As of November 6, 2026
Save $1,516 USD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,854 USD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.64ct natural round diamond

This 0.64ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 7418949255. Listed at 16 retailers as of November 4, 2026, with prices from $338 to $1,854, a $1,516 spread on the same certified stone. NZ Jewellers lists it at $1,854. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.64
Carat
K
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 7418949255
Dimensions5.45 × 5.39 × 3.41 mm
L/W Ratio1.01
Top View
5.45 mm5.39 mm0.64 ctK / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7418949255
Side View
Table 58.0%Crown 38°Girdle: STK-THKPavilion 40°Culet: NoneDepth 63.0%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $338 USD|Low: $338 USD|High: $1,130 USD|Avg: $629 USD|-2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 1$338 USD
Retailer 5$490 USD
Retailer 2$494 USD
Retailer 8$521 USD
Retailer 3$595 USD
Retailer 7$659 USD
Retailer 4$662 USD
Retailer 6$1,116 USD

40 data points across 8 retailers

16 retailers$338 USD to $1,854 USD

A
Cheapest Retailer
-
$338 USD
B+
Retailer 2
-
$396 USD
View
B+
Retailer 3
-
$484 USD
View
B+
Retailer 4
-
$490 USD
View
B+
Retailer 5
-
$494 USD
View
Retailer 6
-
$521 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$521 USD
View
B+
Retailer 8
-
$558 USD
View
B+
Retailer 9
-
$558 USD
View
B+
Retailer 10
-
$595 USD
View
B+
Retailer 11
-
$615 USD
View
B+
Retailer 12
-
$659 USD
View
B+
Retailer 13
-
$662 USD
View
B
Retailer 14
-
$990 USD
View
B
Retailer 15
-
$1,116 USD
View
Most Expensive
C
NZ Jewellers
3c79a001-378c-4cd9-908e-6e66b7a18c64 · Nov 4
$1,854 USD
View
15 more retailers have this diamond
Prices start from $338 USDSave up to $1,516 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
0.64ct Round
$338 USD