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Round|Natural|GIA

1.70ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6542939271

Certificate GIA 6542939271

Diamond specifications and retailer prices

From $5,821 SGD
$4,553 USD
As of November 1, 2026
Save $6,854 SGD (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $12,674 SGD at NZ Jewellers · As of October 30, 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6542939271. Listed at 18 retailers as of October 30, 2026, with prices from $5,821 to $12,674, a $6,854 spread on the same certified stone. NZ Jewellers lists it at $12,674. 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
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6542939271
Dimensions7.65 × 7.69 × 4.69 mm
L/W Ratio1.01
Top View
7.65 mm7.69 mm1.70 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542939271
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.1%

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 1
Current: $12,674 SGD|Low: $5,066 SGD|High: $12,674 SGD|Avg: $7,440 SGD
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 2, 2026
Retailer 15$5,350 SGD
Retailer 21$5,821 SGD
Retailer 7$5,988 SGD
Retailer 19$6,336 SGD
Retailer 14$6,389 SGD
Retailer 17$6,389 SGD
Retailer 3$6,621 SGD
Retailer 9$6,789 SGD
Retailer 11$6,797 SGD
Retailer 8$6,865 SGD
Retailer 10$6,865 SGD
Retailer 22$6,865 SGD
Retailer 2$7,343 SGD
Retailer 5$7,543 SGD
Retailer 18$7,543 SGD
Retailer 20$7,798 SGD
Retailer 6$7,921 SGD
Retailer 16$8,069 SGD
Retailer 4$8,359 SGD
Retailer 12$8,890 SGD
Retailer 13$11,164 SGD
NZ Jewellers$12,674 SGD

34 data points across 22 retailers

18 retailers$5,821 SGD to $12,674 SGD

B+
Cheapest Retailer
-
$5,821 SGD
$4,553 USD
B+
Retailer 2
-
$5,979 SGD
$4,677 USD
View
B+
Retailer 3
-
$5,988 SGD
$4,684 USD
View
B+
Retailer 4
-
$6,336 SGD
$4,956 USD
View
Final sale: no returns
B+
Retailer 5
-
$6,389 SGD
$4,998 USD
View
B+
Retailer 6
-
$6,789 SGD
$5,311 USD
View
B+
Retailer 7
-
$6,865 SGD
$5,370 USD
View
B+
Retailer 8
-
$6,865 SGD
$5,370 USD
View
B+
Retailer 9
-
$6,865 SGD
$5,370 USD
View
B+
Retailer 10
-
$7,343 SGD
£4,523 GBP
View
B
Retailer 11
-
$7,543 SGD
$5,900 USD
View
B
Retailer 12
-
$7,543 SGD
$5,900 USD
View
B
Retailer 13
-
$7,798 SGD
$6,100 USD
View
B+
Retailer 14
-
$7,921 SGD
$6,196 USD
View
B+
Retailer 15
-
$8,069 SGD
€6,011 EUR
View
Retailer 16
-
$8,359 SGD
$6,539 USD
View
Price last confirmed 18 days ago
B
Retailer 17
-
$11,164 SGD
£6,876 GBP
View
Most Expensive
B
NZ Jewellers
5b1d2f17-7e90-48fd-948f-8d3661705a0b · Oct 30
$12,674 SGD
$9,914 USD
View
17 more retailers have this diamond
Prices start from $5,821 SGDSave up to $6,854 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
$5,821 SGD