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Round|Natural|GIA

1.60ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6562664996

Certificate GIA 6562664996

Diamond specifications and retailer prices

From $13,018 NZD
SGD 9,915 SGD
As of October 30, 2026
Save $573 NZD (4%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $13,591 NZD at 77 Diamonds · As of November 1, 2026
View at 77 Diamonds

About this 1.6ct natural round diamond

This 1.6ct 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 6562664996. Listed at 4 retailers as of October 30, 2026, with a relatively tight 4% 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

1.60
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6562664996
Dimensions7.43 × 7.49 × 4.65 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural
Top View
7.43 mm7.49 mm1.60 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562664996
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $13,591 NZD|Low: $12,580 NZD|High: $13,655 NZD|Avg: $13,203 NZD|-0.4%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 4$12,580 NZD
Retailer 2$13,018 NZD
Retailer 3$13,492 NZD
77 Diamonds$13,591 NZD

10 data points across 4 retailers

4 retailers$13,018 NZD to $13,591 NZD

Retailer 1
-
$12,580 NZD
$7,090 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$13,018 NZD
SGD 9,915 SGD
View
A
Retailer 3
-
$13,492 NZD
$7,604 USD
View
Most Expensive
A
77 Diamonds
RBCPQMWXRWNG · Nov 1
$13,591 NZD
£6,031 GBP
View
3 more retailers have this diamond
Prices start from $13,018 NZDSave up to $573 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.

A
1.60ct Round
$13,018 NZD