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1.70ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2547477959

Certificate GIA 2547477959

Diamond specifications and retailer prices

From $6,571 SGD
$5,140 USD
As of October 30, 2026
Save $8,351 SGD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $14,921 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 2547477959. Listed at 19 retailers as of October 30, 2026, with prices from $6,571 to $14,921, a $8,351 spread on the same certified stone. NZ Jewellers lists it at $14,921. 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 angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2547477959
Dimensions7.57 × 7.62 × 4.77 mm
L/W Ratio1.01
Top View
7.57 mm7.62 mm1.70 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2547477959
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.8%

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: Oct 30
Current: $9,218 SGD|Low: $6,506 SGD|High: $13,302 SGD|Avg: $8,986 SGD|+4.7%
Retailer 1
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
October 30, 2026
Retailer 15$6,571 SGD
Retailer 14$7,049 SGD
Retailer 13$7,461 SGD
Retailer 12$7,523 SGD
Retailer 2$8,082 SGD
Retailer 9$8,230 SGD
Retailer 8$8,499 SGD
Retailer 5$8,987 SGD
Retailer 7$8,987 SGD
Retailer 1$9,218 SGD
Retailer 6$9,294 SGD
Retailer 3$9,833 SGD
Retailer 4$10,636 SGD
Retailer 11$12,933 SGD
Retailer 10$13,214 SGD

38 data points across 15 retailers

19 retailers$6,571 SGD to $14,921 SGD

B+
Cheapest Retailer
-
$6,571 SGD
$5,140 USD
B+
Retailer 2
-
$7,049 SGD
$5,514 USD
View
B+
Retailer 3
-
$7,324 SGD
A$8,814 AUD
View
B
Retailer 4
-
$7,461 SGD
$5,836 USD
View
Final sale: no returns
Retailer 5
-
$7,523 SGD
$5,885 USD
View
Price last confirmed 19 days ago
B
Retailer 6
-
$8,082 SGD
$6,322 USD
View
B
Retailer 7
-
$8,082 SGD
$6,322 USD
View
B
Retailer 8
-
$8,082 SGD
$6,322 USD
View
B
Retailer 9
-
$8,230 SGD
$6,438 USD
View
B+
Retailer 10
-
$8,499 SGD
£5,235 GBP
View
B
Retailer 11
-
$8,987 SGD
$7,030 USD
View
B
Retailer 12
-
$8,987 SGD
$7,030 USD
View
B
Retailer 13
-
$9,218 SGD
€6,867 EUR
View
B
Retailer 14
-
$9,294 SGD
$7,270 USD
View
B
Retailer 15
-
$9,326 SGD
$7,295 USD
View
Retailer 16
-
$9,833 SGD
$7,692 USD
View
Price last confirmed 7 days ago
B
Retailer 17
-
$12,933 SGD
$10,117 USD
View
B
Retailer 18
-
$13,214 SGD
£8,139 GBP
View
Most Expensive
B
NZ Jewellers
758745ed-4b3c-4bed-805f-eed29e38d974 · Oct 30
$14,921 SGD
$11,672 USD
View
18 more retailers have this diamond
Prices start from $6,571 SGDSave up to $8,351 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
$6,571 SGD