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Round|Natural|GIA

1.60ct L SI2 Round Natural Diamond

EX • L/SI2 • GIA 7428317496

Certificate GIA 7428317496

Diamond specifications and retailer prices

From $5,113 AUD
As of November 4, 2026
Save $7,085 AUD (58%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $12,198 AUD at NZ Jewellers · As of November 5, 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 L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7428317496. Listed at 13 retailers as of November 4, 2026, with prices from $5,113 to $12,198, a $7,085 spread on the same certified stone. NZ Jewellers lists it at $12,198. 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
L
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7428317496
Dimensions7.41 × 7.47 × 4.69 mm
L/W Ratio1.01
Top View
7.41 mm7.47 mm1.60 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7428317496
Side View
Table 57.0%Crown 36.5°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 63.0%

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 4
Current: $12,198 AUD|Low: $5,113 AUD|High: $12,198 AUD|Avg: $7,015 AUD
NZ Jewellers
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 5, 2026
Retailer 7$5,113 AUD
Retailer 10$5,248 AUD
Retailer 3$5,595 AUD
Retailer 8$6,343 AUD
Retailer 11$6,343 AUD
Retailer 13$6,343 AUD
Retailer 5$6,448 AUD
Retailer 9$6,711 AUD
Retailer 6$6,850 AUD
Retailer 12$7,318 AUD
Retailer 2$7,440 AUD
Retailer 4$8,331 AUD
NZ Jewellers$12,198 AUD

36 data points across 13 retailers

13 retailers$5,113 AUD to $12,198 AUD

B+
Cheapest Retailer
-
$5,113 AUD
B+
Retailer 2
-
$5,248 AUD
View
B
Retailer 3
-
$5,583 AUD
View
B
Retailer 4
-
$5,595 AUD
View
Retailer 5
-
$6,343 AUD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$6,343 AUD
View
B
Retailer 7
-
$6,343 AUD
View
B
Retailer 8
-
$6,448 AUD
View
B
Retailer 9
-
$6,711 AUD
View
B
Retailer 10
-
$6,850 AUD
View
B
Retailer 11
-
$7,318 AUD
View
B
Retailer 12
-
$7,440 AUD
View
Most Expensive
C
NZ Jewellers
2517fadc-249f-4a2f-bdd6-24e34a48cdf6 · Nov 5
$12,198 AUD
$8,539 USD
View
12 more retailers have this diamond
Prices start from $5,113 AUDSave up to $7,085 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.

B+
1.60ct Round
$5,113 AUD