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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 $7,141 AUD
HK$39,100 HKD
As of November 1, 2026
Save $8,924 AUD (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $16,065 AUD 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 18 retailers as of October 30, 2026, with prices from $7,141 to $16,065, a $8,924 spread on the same certified stone. NZ Jewellers lists it at $16,065. 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: $9,151 AUD|Low: $7,141 AUD|High: $14,322 AUD|Avg: $10,066 AUD|+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$7,141 AUD
Retailer 10$8,019 AUD
Retailer 4$8,364 AUD
Retailer 11$8,867 AUD
Retailer 5$8,911 AUD
Retailer 1$9,151 AUD
Retailer 12$9,420 AUD
Retailer 3$9,753 AUD
Retailer 13$9,958 AUD
Retailer 6$10,450 AUD
Retailer 2$10,773 AUD
Retailer 8$11,801 AUD
Retailer 7$14,151 AUD

43 data points across 13 retailers

18 retailers$7,141 AUD to $16,065 AUD

A
Cheapest Retailer
-
$7,141 AUD
HK$39,100 HKD
A
Retailer 2
-
$8,019 AUD
$5,620 USD
View
Retailer 3
-
$8,135 AUD
SGD 7,704 SGD
View
Price last confirmed 19 days ago
B+
Retailer 4
-
$8,364 AUD
$5,862 USD
View
B+
Retailer 5
-
$8,377 AUD
$5,871 USD
View
B+
Retailer 6
-
$8,867 AUD
$6,214 USD
View
B+
Retailer 7
-
$8,867 AUD
$6,214 USD
View
Final sale: no returns
B+
Retailer 8
-
$8,911 AUD
$6,245 USD
View
B+
Retailer 9
-
$9,151 AUD
£5,050 GBP
View
Retailer 10
-
$9,420 AUD
View
Price last confirmed 29 days ago
B+
Retailer 11
-
$9,606 AUD
$6,732 USD
View
B+
Retailer 12
-
$9,753 AUD
$6,835 USD
View
B+
Retailer 13
-
$9,958 AUD
$6,979 USD
View
B+
Retailer 14
-
$10,450 AUD
€6,975 EUR
View
B
Retailer 15
-
$11,083 AUD
$7,767 USD
View
B+
Retailer 16
-
$11,801 AUD
ZAR 133,614 ZAR
View
B
Retailer 17
-
$14,151 AUD
£7,809 GBP
View
Most Expensive
B
NZ Jewellers
9ca6b0b3-01fb-47ce-8466-0ab880ee7667 · Oct 30
$16,065 AUD
$11,259 USD
View
17 more retailers have this diamond
Prices start from $7,141 AUDSave up to $8,924 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
1.60ct Round
$7,141 AUD