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Round|Natural|GIA

1.70ct E IF Round Natural Diamond

EX • E/IF • GIA 2547172909

Certificate GIA 2547172909

Diamond specifications and retailer prices

From $26,627 AUD
HK$146,300 HKD
As of October 29, 2026
Save $28,153 AUD (51%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $54,780 AUD at With Clarity · As of October 29, 2026
View at With Clarity

About this 1.7ct natural round diamond

This 1.7ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2547172909. Listed at 14 retailers as of October 29, 2026, with prices from $26,627 to $54,780, a $28,153 spread on the same certified stone. With Clarity lists it at $54,780. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2547172909
Dimensions7.72 × 7.67 × 4.68 mm
L/W Ratio1.01
Top View
7.72 mm7.67 mm1.70 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2547172909
Side View
Table 58.0%Crown 32.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.8%

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: $48,975 AUD|Low: $26,627 AUD|High: $54,191 AUD|Avg: $37,049 AUD|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
October 29, 2026
Retailer 7$26,627 AUD
Retailer 10$29,366 AUD
Retailer 4$31,615 AUD
Retailer 6$32,995 AUD
Retailer 2$34,788 AUD
Retailer 5$35,576 AUD
Retailer 9$35,646 AUD
Retailer 8$36,815 AUD
Retailer 3$37,640 AUD
Retailer 1$48,975 AUD
With Clarity$54,191 AUD

40 data points across 11 retailers

14 retailers$26,627 AUD to $54,780 AUD

A
Cheapest Retailer
-
$26,627 AUD
HK$146,300 HKD
A
Retailer 2
-
$29,366 AUD
SGD 27,909 SGD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$31,615 AUD
£17,507 GBP
View
A
Retailer 4
-
$32,995 AUD
$23,205 USD
View
Final sale: no returns
A
Retailer 5
-
$35,576 AUD
SGD 33,811 SGD
View
A
Retailer 6
-
$35,646 AUD
$25,069 USD
View
B+
Retailer 7
-
$36,527 AUD
$25,689 USD
View
Price last confirmed 29 days ago
B+
Retailer 8
-
$36,815 AUD
$25,892 USD
View
B+
Retailer 9
-
$37,640 AUD
€25,211 EUR
View
B+
Retailer 10
-
$37,687 AUD
$26,505 USD
View
Price last confirmed 27 days ago
B+
Retailer 11
-
$39,136 AUD
$27,524 USD
View
Price last confirmed 29 days ago
B+
Retailer 12
-
$44,188 AUD
$31,077 USD
View
Price last confirmed 23 days ago
B+
Retailer 13
-
$48,975 AUD
£27,121 GBP
View
Most Expensive
B
With Clarity
2547172909 · Oct 29
$54,780 AUD
$38,526 USD
View
13 more retailers have this diamond
Prices start from $26,627 AUDSave up to $28,153 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
$26,627 AUD