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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 $3,906 SGD
As of November 5, 2026
Save $2,899 SGD (43%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,805 SGD 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 $3,906 to $6,805, a $2,899 spread on the same certified stone. NZ Jewellers lists it at $6,805. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $6,805 SGD|Low: $3,186 SGD|High: $7,522 SGD|Avg: $4,405 SGD|-9.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8$3,199 SGD
Retailer 4$3,906 SGD
Retailer 6$3,906 SGD
Retailer 2$3,995 SGD
Retailer 7$4,056 SGD
Retailer 5$4,507 SGD
Retailer 3$4,570 SGD
NZ Jewellers$6,805 SGD

29 data points across 8 retailers

7 retailers$3,906 SGD to $6,805 SGD

Retailer 1
-
$3,906 SGD
Price last confirmed 8 days ago
B+
Retailer 2
-
$3,906 SGD
View
B+
Retailer 3
-
$3,995 SGD
View
B+
Retailer 4
-
$4,056 SGD
View
B
Retailer 5
-
$4,507 SGD
View
B
Retailer 6
-
$4,570 SGD
View
Most Expensive
C
NZ Jewellers
0ed82e6c-ceda-4806-b961-116e4083b899 · Nov 5
$6,805 SGD
$5,310 USD
View
6 more retailers have this diamond
Prices start from $3,906 SGDSave up to $2,899 SGD

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
$3,906 SGD