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Round|Natural|GIA

1.60ct J IF Round Natural Diamond

EX • J/IF • GIA 6555108591

Certificate GIA 6555108591

Diamond specifications and retailer prices

From $13,719 NZD
$7,732 USD
As of November 1, 2026
Save $11,923 NZD (46%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $25,642 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.6ct natural round diamond

This 1.6ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6555108591. Listed at 6 retailers as of October 30, 2026, with prices from $13,719 to $25,642, a $11,923 spread on the same certified stone. NZ Jewellers lists it at $25,642. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6555108591
Dimensions7.48 × 7.51 × 4.62 mm
L/W Ratio1.00
Star length50%
Top View
7.48 mm7.51 mm1.60 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555108591
Side View
Table 57.0%Crown 33°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.6%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $25,642 NZD|Low: $11,258 NZD|High: $25,885 NZD|Avg: $17,621 NZD|-0.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5$13,719 NZD
Retailer 4$14,152 NZD
Retailer 6$15,525 NZD
Retailer 2$15,975 NZD
Retailer 3$21,366 NZD
NZ Jewellers$25,642 NZD

26 data points across 6 retailers

6 retailers$13,719 NZD to $25,642 NZD

B+
Cheapest Retailer
-
$13,719 NZD
$7,732 USD
B+
Retailer 2
-
$14,152 NZD
$7,976 USD
View
Final sale: no returns
B+
Retailer 3
-
$15,525 NZD
$8,750 USD
View
B+
Retailer 4
-
$15,975 NZD
€8,575 EUR
View
B
Retailer 5
-
$21,366 NZD
£9,482 GBP
View
Most Expensive
B
NZ Jewellers
f30c5146-ac02-4a31-aa45-9649a2808b12 · Oct 30
$25,642 NZD
$14,452 USD
View
5 more retailers have this diamond
Prices start from $13,719 NZDSave up to $11,923 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+
1.60ct Round
$13,719 NZD