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Round|Natural|GIA

1.70ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 7566026649

Certificate GIA 7566026649

Diamond specifications and retailer prices

From $5,841 AUD
$4,103 USD
As of October 29, 2026
Save $6,858 AUD (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $12,699 AUD at MOH London · As of October 29, 2026
View at MOH London

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 7566026649. Listed at 16 retailers as of October 29, 2026, with prices from $5,841 to $12,699, a $6,858 spread on the same certified stone. MOH London lists it at $12,699. 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 angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7566026649
Dimensions7.53 × 7.58 × 4.74 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
7.53 mm7.58 mm1.70 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7566026649
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $12,699 AUD|Low: $5,627 AUD|High: $12,699 AUD|Avg: $8,145 AUD|+0.7%
MOH London
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
October 31, 2026
Retailer 5$5,841 AUD
Retailer 10$6,104 AUD
Retailer 12$6,502 AUD
Retailer 8$6,536 AUD
Retailer 9$6,883 AUD
Retailer 4$7,976 AUD
Retailer 11$8,342 AUD
Retailer 13$8,342 AUD
Retailer 3$8,613 AUD
Retailer 7$8,800 AUD
Retailer 6$9,159 AUD
Retailer 2$9,581 AUD
Retailer 14$10,682 AUD
MOH London$12,699 AUD

27 data points across 14 retailers

16 retailers$5,841 AUD to $12,699 AUD

A
Cheapest Retailer
-
$5,841 AUD
$4,103 USD
A
Retailer 2
-
$6,104 AUD
HK$33,500 HKD
View
B+
Retailer 3
-
$6,502 AUD
$4,567 USD
View
B+
Retailer 4
-
$6,536 AUD
$4,591 USD
View
B+
Retailer 5
-
$6,883 AUD
$4,835 USD
View
Final sale: no returns
Retailer 6
-
$7,524 AUD
$5,285 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
$7,976 AUD
£4,411 GBP
View
B+
Retailer 8
-
$8,342 AUD
$5,860 USD
View
B+
Retailer 9
-
$8,342 AUD
$5,860 USD
View
B
Retailer 10
-
$8,613 AUD
$6,050 USD
View
B
Retailer 11
-
$8,800 AUD
€5,887 EUR
View
Retailer 12
-
$9,159 AUD
$6,434 USD
View
Price last confirmed 19 days ago
B
Retailer 13
-
$9,581 AUD
$6,730 USD
View
Retailer 14
-
$9,651 AUD
$6,779 USD
View
Price last confirmed 55 days ago
B
Retailer 15
-
$10,682 AUD
£5,908 GBP
View
Most Expensive
B
MOH London
F70ACB3AA · Oct 29
$12,699 AUD
£7,024 GBP
View
15 more retailers have this diamond
Prices start from $5,841 AUDSave up to $6,858 AUD

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.

A
1.70ct Round
$5,841 AUD