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Cushion|Natural|GIA

1.70ct M SI2 Cushion Natural Diamond

ID • M/SI2 • GIA 6491046769

Certificate GIA 6491046769

Diamond specifications and retailer prices

From $3,301 NZD
As of November 6, 2026
Save $2,061 NZD (38%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,362 NZD at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.7ct natural cushion diamond

This 1.7ct natural cushion sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6491046769. Listed at 8 retailers as of November 6, 2026, with prices from $3,301 to $5,362, a $2,061 spread on the same certified stone. Yorxs lists it at $5,362. 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

1.70
Carat
M
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6491046769
Dimensions8.38 × 6.24 × 3.93 mm
L/W Ratio1.34
Top View
8.38 mm6.24 mm1.70 ctM / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6491046769
Side View
Table 66.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 62.9%

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 6
Current: $3,528 NZD|Low: $3,278 NZD|High: $5,406 NZD|Avg: $4,363 NZD|-2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 6, 2026
Retailer 3$3,301 NZD
Retailer 1$3,528 NZD
Retailer 2$4,109 NZD
Retailer 6$4,162 NZD
Retailer 4$4,317 NZD
Retailer 7$4,488 NZD
Retailer 5$4,569 NZD
Retailer 8$5,202 NZD
Yorxs$5,362 NZD

37 data points across 9 retailers

8 retailers$3,301 NZD to $5,362 NZD

A
Cheapest Retailer
-
$3,301 NZD
A
Retailer 2
-
$3,528 NZD
View
B+
Retailer 3
-
$4,109 NZD
View
B+
Retailer 4
-
$4,162 NZD
View
Retailer 5
-
$4,317 NZD
View
Price last confirmed 21 days ago
B+
Retailer 6
-
$4,488 NZD
View
B+
Retailer 7
-
$4,569 NZD
View
Most Expensive
B+
Yorxs
857BD9D98 · Nov 6
$5,362 NZD
€2,831 EUR
View
7 more retailers have this diamond
Prices start from $3,301 NZDSave up to $2,061 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
1.70ct Cushion
$3,301 NZD