Round|Natural|GIA

1.70ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6532405049

Certificate GIA 6532405049

Diamond specifications and retailer prices

From $5,703 USD
As of October 31, 2026
Save $4,352 USD (43%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $12,287 USD 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6532405049. Listed at 20 retailers as of October 31, 2026, with a 76% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6532405049
Dimensions7.56 × 7.61 × 4.80 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Twinning Wisp, Needle, Indented Natural
Top View
7.56 mm7.61 mm1.70 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532405049
Side View
Table 56.0%Crown 36°Girdle: MediumPavilion 41.2°Culet: NoneDepth 63.3%

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 31
Current: $6,434 USD|Low: $5,703 USD|High: $10,362 USD|Avg: $7,532 USD|-0.7%
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
November 1, 2026
Retailer 11$5,703 USD
Retailer 13$6,032 USD
Retailer 3$6,235 USD
Retailer 1$6,434 USD
Retailer 6$6,586 USD
Retailer 7$6,719 USD
Retailer 10$6,872 USD
Retailer 2$7,056 USD
Retailer 14$7,300 USD
Retailer 15$7,300 USD
Retailer 4$7,600 USD
Retailer 8$7,848 USD
Retailer 5$8,011 USD
Retailer 12$8,864 USD
Retailer 9$10,055 USD

42 data points across 15 retailers

20 retailers$5,703 USD to $10,055 USD

B+
Cheapest Retailer
-
$5,703 USD
B+
Retailer 2
-
$6,032 USD
View
Final sale: no returns
Retailer 3
-
$6,079 USD
View
Price last confirmed 16 days ago
B+
Retailer 4
-
$6,235 USD
View
B+
Retailer 5
-
$6,434 USD
View
Retailer 6
-
$6,586 USD
View
Price last confirmed 12 days ago
Retailer 7
-
$6,656 USD
View
Price last confirmed 33 days ago
B
Retailer 8
-
$6,719 USD
View
Retailer 9
-
$6,758 USD
View
Price last confirmed 33 days ago
B+
Retailer 10
-
$6,872 USD
£5,411 GBP
View
Retailer 11
-
$7,056 USD
A$10,855 AUD
View
Price last confirmed 10 days ago
B
Retailer 12
-
$7,300 USD
View
B
Retailer 13
-
$7,300 USD
View
B
Retailer 14
-
$7,600 USD
View
Retailer 15
-
$7,679 USD
View
Price last confirmed 33 days ago
B
Retailer 16
-
$7,848 USD
€7,474 EUR
View
Retailer 17
-
$8,011 USD
View
Price last confirmed 9 days ago
B
Retailer 18
-
$8,864 USD
ZAR 143,193 ZAR
View
B
Retailer 19
-
$10,055 USD
£7,917 GBP
View
Most Expensive
NZ Jewellers
ecf52025-1fc2-46fc-b7df-8f33a943d4ba · Sep 28
$12,287 USD
View
Price last confirmed 34 days ago
19 more retailers have this diamond
Prices start from $5,703 USDSave up to $4,352 USD

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
$5,703 USD