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Round|Natural|GIA

1.70ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 1539874493

Certificate GIA 1539874493

Diamond specifications and retailer prices

From $5,679 SGD
As of November 5, 2026
6 retailers carry this diamond
Most expensive: $8,520 SGD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.7ct natural round diamond

This 1.7ct natural round 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 and certified by GIA 1539874493. Listed at 6 retailers as of November 5, 2026. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1539874493
Dimensions7.56 × 7.61 × 4.73 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Needle, Indented Natural, Natural
Top View
7.56 mm7.61 mm1.70 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1539874493
Side View
Table 55.0%Crown 34.5°GirdlePavilion 40.6°Culet: NoneDepth 62.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: $5,679 SGD|Low: $5,606 SGD|High: $5,790 SGD|Avg: $5,734 SGD|+1.2%
Retailer 1
Retailer 2
November 5, 2026
Retailer 1$5,679 SGD
Retailer 2$5,790 SGD

19 data points across 2 retailers

6 retailers

Retailer 1
-
$4,891 SGD
Price last confirmed 29 days ago
Retailer 2
-
$4,891 SGD
View
Price last confirmed 29 days ago
Retailer 3
-
$5,079 SGD
View
Price last confirmed 38 days ago
Retailer 4
-
$5,643 SGD
View
Price last confirmed 38 days ago
B
Retailer 5
-
$5,679 SGD
View
Most Expensive
NZ Jewellers
c33359f3-1e2c-428a-9238-b71b2d1b9913 · Sep 28
$8,520 SGD
$6,670 USD
View
Price last confirmed 39 days ago
5 more retailers have this diamond
Prices start from $5,679 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 Round
$5,679 SGD