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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 £14,062 GBP
HK$146,300 HKD
As of October 29, 2026
Save £14,868 GBP (51%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £28,930 GBP 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 £14,062 to £28,930, a £14,868 spread on the same certified stone. With Clarity lists it at £28,930. 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: £16,721 GBP|Low: £14,062 GBP|High: £28,619 GBP|Avg: £19,566 GBP|+0.7%
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£14,062 GBP
Retailer 10£15,509 GBP
Retailer 1£16,721 GBP
Retailer 6£17,425 GBP
Retailer 2£18,372 GBP
Retailer 5£18,788 GBP
Retailer 9£18,825 GBP
Retailer 8£19,443 GBP
Retailer 4£19,878 GBP
Retailer 3£25,865 GBP
With Clarity£28,619 GBP

40 data points across 11 retailers

14 retailers£14,062 GBP to £28,930 GBP

A
Cheapest Retailer
-
£14,062 GBP
HK$146,300 HKD
A
Retailer 2
-
£15,509 GBP
SGD 27,909 SGD
View
Price last confirmed 17 days ago
A
Retailer 3
-
£16,721 GBP
View
A
Retailer 4
-
£17,425 GBP
$23,205 USD
View
Final sale: no returns
A
Retailer 5
-
£18,788 GBP
SGD 33,811 SGD
View
A
Retailer 6
-
£18,825 GBP
$25,069 USD
View
B+
Retailer 7
-
£19,291 GBP
$25,689 USD
View
Price last confirmed 30 days ago
B+
Retailer 8
-
£19,443 GBP
$25,892 USD
View
B+
Retailer 9
-
£19,878 GBP
€25,211 EUR
View
B+
Retailer 10
-
£19,903 GBP
$26,505 USD
View
Price last confirmed 28 days ago
B+
Retailer 11
-
£20,669 GBP
$27,524 USD
View
Price last confirmed 30 days ago
B+
Retailer 12
-
£23,337 GBP
$31,077 USD
View
Price last confirmed 23 days ago
B+
Retailer 13
-
£25,865 GBP
View
Most Expensive
B
With Clarity
2547172909 · Oct 29
£28,930 GBP
$38,526 USD
View
13 more retailers have this diamond
Prices start from £14,062 GBPSave up to £14,868 GBP

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
£14,062 GBP