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Round|Natural|GIA

1.64ct D VS2 Round Natural Diamond

EX • D/VS2 • GIA 1555020254

Certificate GIA 1555020254

Diamond specifications and retailer prices

From $16,321 AUD
CA$15,925 CAD
As of October 30, 2026
Save $10,618 AUD (39%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $26,939 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.64ct natural round diamond

This 1.64ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1555020254. Listed at 16 retailers as of October 29, 2026, with prices from $16,321 to $26,939, a $10,618 spread on the same certified stone. MOH London lists it at $26,939. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1555020254
Dimensions7.47 × 7.49 × 4.68 mm
L/W Ratio1.00
Star length50%
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.47 mm7.49 mm1.64 ctD / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1555020254
Side View
Table 58.0%Crown 36°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.5%

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: Oct 30
Current: $26,939 AUD|Low: $15,141 AUD|High: $34,275 AUD|Avg: $18,836 AUD|+15.1%
MOH London
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
October 30, 2026
Retailer 6$15,141 AUD
Retailer 5$15,475 AUD
Retailer 9$16,321 AUD
Retailer 15$16,709 AUD
Retailer 7$17,131 AUD
Retailer 4$17,436 AUD
Retailer 13$17,989 AUD
Retailer 8$18,349 AUD
Retailer 11$18,682 AUD
Retailer 12$20,066 AUD
Retailer 3$20,385 AUD
Retailer 14$20,586 AUD
Retailer 2$20,979 AUD
Retailer 10$21,159 AUD
MOH London$26,939 AUD

31 data points across 15 retailers

16 retailers$16,321 AUD to $26,939 AUD

A
Cheapest Retailer
-
$16,321 AUD
CA$15,925 CAD
A
Retailer 2
-
$16,709 AUD
$11,739 USD
View
Retailer 3
-
$17,436 AUD
£9,645 GBP
View
Price last confirmed 35 days ago
Retailer 4
-
$17,894 AUD
$12,571 USD
View
Price last confirmed 35 days ago
A
Retailer 5
-
$17,989 AUD
$12,638 USD
View
A
Retailer 6
-
$18,349 AUD
£10,151 GBP
View
A
Retailer 7
-
$18,682 AUD
$13,125 USD
View
A
Retailer 8
-
$20,066 AUD
$14,097 USD
View
B+
Retailer 9
-
$20,385 AUD
$14,322 USD
View
B+
Retailer 10
-
$20,586 AUD
£11,388 GBP
View
Retailer 11
-
$20,646 AUD
$14,505 USD
View
Price last confirmed 37 days ago
Retailer 12
-
$20,669 AUD
$14,521 USD
View
Price last confirmed 61 days ago
B+
Retailer 13
-
$20,979 AUD
€14,037 EUR
View
B+
Retailer 14
-
$21,159 AUD
$14,865 USD
View
Retailer 15
-
$24,939 AUD
$17,521 USD
View
Price last confirmed 35 days ago
Most Expensive
B+
MOH London
43E8F2FDC · Oct 29
$26,939 AUD
£14,902 GBP
View
15 more retailers have this diamond
Prices start from $16,321 AUDSave up to $10,618 AUD

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
1.64ct Round
$16,321 AUD