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Oval|Natural|GIA

1.60ct M SI1 Oval Natural Diamond

EX • M/SI1 • GIA 2457468783

Certificate GIA 2457468783

Diamond specifications and retailer prices

From $3,806 NZD
As of November 6, 2026
Save $4,183 NZD (52%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $7,989 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.6ct natural oval diamond

This 1.6ct natural oval sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2457468783. Listed at 9 retailers as of November 5, 2026, with prices from $3,806 to $7,989, a $4,183 spread on the same certified stone. NZ Jewellers lists it at $7,989. 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
M
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2457468783
Dimensions9.65 × 6.42 × 4.01 mm
L/W Ratio1.50
Top View
9.65 mm6.42 mm1.60 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2457468783
Side View
Table 56.0%CrownGirdlePavilionCulet: NoneDepth 62.5%

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 6
Current: $7,989 NZD|Low: $3,804 NZD|High: $7,989 NZD|Avg: $4,632 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2$3,806 NZD
Retailer 5$3,821 NZD
Retailer 7$3,821 NZD
Retailer 9$3,860 NZD
Retailer 8$3,997 NZD
Retailer 6$4,409 NZD
Retailer 3$4,663 NZD
Retailer 4$5,217 NZD
NZ Jewellers$7,989 NZD

43 data points across 9 retailers

9 retailers$3,806 NZD to $7,989 NZD

A
Cheapest Retailer
-
$3,806 NZD
Retailer 2
-
$3,821 NZD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$3,821 NZD
View
A
Retailer 4
-
$3,860 NZD
View
A
Retailer 5
-
$3,997 NZD
View
B+
Retailer 6
-
$4,409 NZD
View
B+
Retailer 7
-
$4,663 NZD
View
B+
Retailer 8
-
$5,217 NZD
View
Most Expensive
B
NZ Jewellers
e70e382b-0bf1-44f5-9569-1459ecae452c · Nov 5
$7,989 NZD
$4,429 USD
View
8 more retailers have this diamond
Prices start from $3,806 NZDSave up to $4,183 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 Oval
$3,806 NZD