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Round|Natural|GIA

1.62ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6441634401

Certificate GIA 6441634401

Diamond specifications and retailer prices

From $13,332 AUD
$9,365 USD
As of October 25, 2026
Save $21,283 AUD (61%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $34,615 AUD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 1.62ct natural round diamond

This 1.62ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6441634401. Listed at 6 retailers as of October 25, 2026, with prices from $13,332 to $34,615, a $21,283 spread on the same certified stone. Diamond Quarter lists it at $34,615. 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

1.62
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6441634401
Dimensions7.46 × 7.44 × 4.70 mm
L/W Ratio1.00
Top View
7.46 mm7.44 mm1.62 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6441634401
Side View
Table 56.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.0%

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 25
Current: $15,527 AUD|Low: $13,332 AUD|High: $23,073 AUD|Avg: $17,094 AUD|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 4$13,332 AUD
Retailer 6$13,457 AUD
Retailer 1$15,527 AUD
Retailer 2$18,395 AUD
Retailer 5$19,206 AUD
Retailer 3$22,920 AUD

37 data points across 6 retailers

6 retailers$13,332 AUD to $34,615 AUD

A
Cheapest Retailer
-
$13,332 AUD
$9,365 USD
B+
Retailer 2
-
$15,527 AUD
£8,588 GBP
View
B+
Retailer 3
-
$18,395 AUD
€12,306 EUR
View
Retailer 4
-
$19,206 AUD
$13,491 USD
View
Price last confirmed 8 days ago
B
Retailer 5
-
$22,920 AUD
£12,677 GBP
View
Most Expensive
B
Diamond Quarter
1.62SI2D64012D5CN · Oct 29
$34,615 AUD
£19,146 GBP
View
5 more retailers have this diamond
Prices start from $13,332 AUDSave up to $21,283 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
1.62ct Round
$13,332 AUD