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Oval|Natural|GIA

1.70ct M SI2 Oval Natural Diamond

M/SI2 • GIA 2557937165

Certificate GIA 2557937165

Diamond specifications and retailer prices

From $5,498 NZD
As of November 5, 2026
Save $4,080 NZD (43%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $9,579 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.7ct natural oval diamond

This 1.7ct natural oval sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included) and certified by GIA 2557937165. Listed at 7 retailers as of November 5, 2026, with prices from $5,498 to $9,579, a $4,080 spread on the same certified stone. NZ Jewellers lists it at $9,579. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.70
Carat
M
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557937165
Dimensions9.07 × 6.56 × 4.19 mm
L/W Ratio1.38
Culet sizeNone
Top View
9.07 mm6.56 mm1.70 ctM / SI2
OriginNatural
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557937165
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 64.0%

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 5
Current: $9,579 NZD|Low: $4,484 NZD|High: $10,587 NZD|Avg: $6,200 NZD|-9.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8$4,503 NZD
Retailer 4$5,498 NZD
Retailer 6$5,498 NZD
Retailer 2$5,623 NZD
Retailer 7$5,709 NZD
Retailer 5$6,344 NZD
Retailer 3$6,433 NZD
NZ Jewellers$9,579 NZD

29 data points across 8 retailers

7 retailers$5,498 NZD to $9,579 NZD

Retailer 1
-
$5,498 NZD
Price last confirmed 8 days ago
B+
Retailer 2
-
$5,498 NZD
View
B+
Retailer 3
-
$5,623 NZD
View
B+
Retailer 4
-
$5,709 NZD
View
B
Retailer 5
-
$6,344 NZD
View
B
Retailer 6
-
$6,433 NZD
View
Most Expensive
C
NZ Jewellers
0ed82e6c-ceda-4806-b961-116e4083b899 · Nov 5
$9,579 NZD
$5,310 USD
View
6 more retailers have this diamond
Prices start from $5,498 NZDSave up to $4,080 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.

B+
1.70ct Oval
$5,498 NZD