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Round|Natural|GIA

1.61ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 7446345645

Certificate GIA 7446345645

Diamond specifications and retailer prices

From $4,116 NZD
As of November 5, 2026
Save $1,590 NZD (28%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $9,610 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.61ct natural round diamond

This 1.61ct natural round 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 and certified by GIA 7446345645. Listed at 11 retailers as of November 5, 2026, with a 39% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.61
Carat
M
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 7446345645
Dimensions7.53 × 7.58 × 4.68 mm
L/W Ratio1.01
Star length50%
Top View
7.53 mm7.58 mm1.61 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7446345645
Side View
Table 55.0%Crown 31.5°Girdle: THN-STKPavilion 41.8°Culet: NoneDepth 61.9%

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 5
Current: $9,610 NZD|Low: $3,161 NZD|High: $9,610 NZD|Avg: $5,397 NZD
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
Retailer 14
Retailer 15
November 5, 2026
Retailer 7$3,161 NZD
Retailer 3$4,116 NZD
Retailer 10$4,330 NZD
Retailer 6$4,545 NZD
Retailer 11$4,597 NZD
Retailer 13$4,597 NZD
Retailer 9$4,808 NZD
Retailer 14$4,846 NZD
Retailer 4$4,922 NZD
Retailer 12$5,303 NZD
Retailer 8$5,609 NZD
Retailer 2$5,707 NZD
Retailer 15$7,425 NZD
Retailer 5$7,644 NZD
NZ Jewellers$9,610 NZD

23 data points across 15 retailers

11 retailers$4,116 NZD to $5,707 NZD

A
Cheapest Retailer
-
$4,116 NZD
A
Retailer 2
-
$4,330 NZD
View
A
Retailer 3
-
$4,545 NZD
View
A
Retailer 4
-
$4,597 NZD
View
Retailer 5
-
$4,597 NZD
View
Price last confirmed 8 days ago
Retailer 6
-
$4,808 NZD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$4,846 NZD
View
B+
Retailer 8
-
$5,303 NZD
View
B+
Retailer 9
-
$5,609 NZD
View
B+
Retailer 10
-
$5,707 NZD
View
Most Expensive
NZ Jewellers
9c9f791e-6835-4d1a-8c0d-335efdd8c901 · Oct 30
$9,610 NZD
$5,402 USD
View
Price last confirmed 7 days ago
10 more retailers have this diamond
Prices start from $4,116 NZDSave up to $1,590 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
1.61ct Round
$4,116 NZD