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Round|Natural|GIA

1.60ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 5563221625

Certificate GIA 5563221625

Diamond specifications and retailer prices

From $8,880 NZD
HK$39,100 HKD
As of November 1, 2026
Save $11,097 NZD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $19,977 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5563221625. Listed at 19 retailers as of October 30, 2026, with prices from $8,880 to $19,977, a $11,097 spread on the same certified stone. NZ Jewellers lists it at $19,977. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5563221625
Dimensions7.39 × 7.43 × 4.65 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural
Top View
7.39 mm7.43 mm1.60 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 5563221625
Side View
Table 57.0%Crown 35.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 62.8%

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: Nov 1
Current: $11,379 NZD|Low: $8,880 NZD|High: $17,808 NZD|Avg: $12,517 NZD|+1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 9$8,880 NZD
Retailer 10$9,972 NZD
Retailer 4$10,401 NZD
Retailer 11$11,026 NZD
Retailer 5$11,081 NZD
Retailer 1$11,379 NZD
Retailer 12$11,713 NZD
Retailer 3$12,127 NZD
Retailer 13$12,383 NZD
Retailer 6$12,995 NZD
Retailer 2$13,396 NZD
Retailer 8$14,675 NZD
Retailer 7$17,596 NZD

43 data points across 13 retailers

19 retailers$8,880 NZD to $19,977 NZD

A
Cheapest Retailer
-
$8,880 NZD
HK$39,100 HKD
A
Retailer 2
-
$9,972 NZD
$5,620 USD
View
Retailer 3
-
$10,115 NZD
SGD 7,704 SGD
View
Price last confirmed 19 days ago
B+
Retailer 4
-
$10,401 NZD
$5,862 USD
View
B+
Retailer 5
-
$10,417 NZD
$5,871 USD
View
B+
Retailer 6
-
$11,026 NZD
$6,214 USD
View
B+
Retailer 7
-
$11,026 NZD
$6,214 USD
View
Final sale: no returns
B+
Retailer 8
-
$11,081 NZD
$6,245 USD
View
B+
Retailer 9
-
$11,379 NZD
£5,050 GBP
View
Retailer 10
-
$11,713 NZD
A$10,156 AUD
View
Price last confirmed 29 days ago
B+
Retailer 11
-
$11,945 NZD
$6,732 USD
View
B+
Retailer 12
-
$12,127 NZD
$6,835 USD
View
B+
Retailer 13
-
$12,383 NZD
$6,979 USD
View
B+
Retailer 14
-
$12,995 NZD
€6,975 EUR
View
Retailer 15
-
$13,396 NZD
£5,945 GBP
View
Price last confirmed 33 days ago
B
Retailer 16
-
$13,781 NZD
$7,767 USD
View
B+
Retailer 17
-
$14,675 NZD
ZAR 133,614 ZAR
View
B
Retailer 18
-
$17,596 NZD
£7,809 GBP
View
Most Expensive
B
NZ Jewellers
9ca6b0b3-01fb-47ce-8466-0ab880ee7667 · Oct 30
$19,977 NZD
$11,259 USD
View
18 more retailers have this diamond
Prices start from $8,880 NZDSave up to $11,097 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
$8,880 NZD