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Round|Natural|GIA

0.64ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 5136604354

Certificate GIA 5136604354

Diamond specifications and retailer prices

From $1,085 NZD
As of November 5, 2026
Save $99 NZD (8%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,184 NZD at Yorxs · As of November 5, 2026
View at Yorxs

About this 0.64ct natural round diamond

This 0.64ct natural round sits in the half to three-quarter carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5136604354. Listed at 3 retailers as of November 5, 2026, with a relatively tight 9% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

0.64
Carat
M
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 5136604354
Dimensions5.62 × 5.64 × 3.37 mm
L/W Ratio1.00
Star length50%
Top View
5.62 mm5.64 mm0.64 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5136604354
Side View
Table 60.0%Crown 32°Girdle: THN-MEDPavilion 41.4°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $1,085 NZD|Low: $1,085 NZD|High: $1,192 NZD|Avg: $1,139 NZD
Retailer 1
Retailer 2
Yorxs
November 5, 2026
Retailer 1$1,085 NZD
Retailer 2$1,147 NZD
Yorxs$1,184 NZD

17 data points across 3 retailers

3 retailers$1,085 NZD to $1,184 NZD

B+
Cheapest Retailer
-
$1,085 NZD
B
Retailer 2
-
$1,147 NZD
View
Most Expensive
B
Yorxs
BD850 · Nov 5
$1,184 NZD
€634 EUR
View
2 more retailers have this diamond
Prices start from $1,085 NZDSave up to $99 NZD

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.

B+
0.64ct Round
$1,085 NZD