CaratHunter
Plans
Round|Natural|GIA

1.70ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2547477959

Certificate GIA 2547477959

Diamond specifications and retailer prices

From €4,601 EUR
$5,140 USD
As of October 30, 2026
Save €5,847 EUR (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €10,447 EUR 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 €4,601 to €10,447, a €5,847 spread on the same certified stone. NZ Jewellers lists it at €10,447. 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: €10,447 EUR|Low: €4,555 EUR|High: €10,447 EUR|Avg: €6,490 EUR
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
October 30, 2026
Retailer 3€4,601 EUR
Retailer 18€4,936 EUR
Retailer 17€5,224 EUR
Retailer 16€5,268 EUR
Retailer 4€5,659 EUR
Retailer 6€5,659 EUR
Retailer 19€5,659 EUR
Retailer 13€5,763 EUR
Retailer 12€5,951 EUR
Retailer 9€6,292 EUR
Retailer 11€6,292 EUR
Retailer 2€6,454 EUR
Retailer 10€6,507 EUR
Retailer 5€6,530 EUR
Retailer 7€6,885 EUR
Retailer 8€7,447 EUR
Retailer 15€9,055 EUR
Retailer 14€9,252 EUR
NZ Jewellers€10,447 EUR

38 data points across 19 retailers

19 retailers€4,601 EUR to €10,447 EUR

B+
Cheapest Retailer
-
€4,601 EUR
$5,140 USD
B+
Retailer 2
-
€4,936 EUR
$5,514 USD
View
B+
Retailer 3
-
€5,128 EUR
A$8,814 AUD
View
B
Retailer 4
-
€5,224 EUR
$5,836 USD
View
Final sale: no returns
Retailer 5
-
€5,268 EUR
$5,885 USD
View
Price last confirmed 20 days ago
B
Retailer 6
-
€5,659 EUR
$6,322 USD
View
B
Retailer 7
-
€5,659 EUR
$6,322 USD
View
B
Retailer 8
-
€5,659 EUR
$6,322 USD
View
B
Retailer 9
-
€5,763 EUR
$6,438 USD
View
B+
Retailer 10
-
€5,951 EUR
£5,235 GBP
View
B
Retailer 11
-
€6,292 EUR
$7,030 USD
View
B
Retailer 12
-
€6,292 EUR
$7,030 USD
View
B
Retailer 13
-
€6,454 EUR
View
B
Retailer 14
-
€6,507 EUR
$7,270 USD
View
B
Retailer 15
-
€6,530 EUR
$7,295 USD
View
Retailer 16
-
€6,885 EUR
$7,692 USD
View
Price last confirmed 8 days ago
B
Retailer 17
-
€9,055 EUR
$10,117 USD
View
B
Retailer 18
-
€9,252 EUR
£8,139 GBP
View
Most Expensive
B
NZ Jewellers
758745ed-4b3c-4bed-805f-eed29e38d974 · Oct 30
€10,447 EUR
$11,672 USD
View
18 more retailers have this diamond
Prices start from €4,601 EURSave up to €5,847 EUR

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
€4,601 EUR