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Round|Natural|IGI

1.70ct E IF Round Natural Diamond

EX • E/IF • IGI 809661039

Shape and cutting style on the report: Round brilliant

Certificate IGI 809661039

Diamond specifications and retailer prices

From €11,358 EUR
As of October 29, 2026
Save €7,958 EUR (41%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €19,317 EUR 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 809661039. Listed at 20 retailers as of October 29, 2026, with prices from €11,358 to €19,317, a €7,958 spread on the same certified stone. MOH London lists it at €19,317. 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 angle36°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 809661039
Dimensions7.50 × 7.61 × 4.74 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.50 mm7.61 mm1.70 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 809661039
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°CuletDepth 62.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €19,317 EUR|Low: €11,160 EUR|High: €19,445 EUR|Avg: €14,346 EUR|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 10€11,358 EUR
Retailer 5€11,910 EUR
Retailer 3€12,484 EUR
Retailer 8€13,013 EUR
Retailer 2€13,235 EUR
Retailer 9€13,315 EUR
Retailer 6€13,579 EUR
Retailer 4€15,502 EUR
Retailer 11€17,429 EUR
Retailer 7€17,725 EUR
MOH London€19,317 EUR

36 data points across 11 retailers

20 retailers€11,358 EUR to €19,317 EUR

A
Cheapest Retailer
-
€11,358 EUR
A
Retailer 2
-
€11,910 EUR
₹1,262,422 INR
View
A
Retailer 3
-
€12,484 EUR
$13,895 USD
View
A
Retailer 4
-
€13,013 EUR
$14,484 USD
View
Final sale: no returns
A
Retailer 5
-
€13,235 EUR
£11,599 GBP
View
A
Retailer 6
-
€13,315 EUR
$14,820 USD
View
A
Retailer 7
-
€13,579 EUR
$15,114 USD
View
Retailer 8
-
€14,485 EUR
$16,122 USD
View
Price last confirmed 30 days ago
A
Retailer 9
-
€14,485 EUR
$16,122 USD
View
Retailer 10
-
€14,712 EUR
$16,374 USD
View
Price last confirmed 28 days ago
Retailer 11
-
€14,712 EUR
$16,374 USD
View
Price last confirmed 9 days ago
A
Retailer 12
-
€14,712 EUR
$16,374 USD
View
Retailer 13
-
€15,277 EUR
$17,003 USD
View
Price last confirmed 30 days ago
Retailer 14
-
€15,277 EUR
$17,003 USD
View
Price last confirmed 9 days ago
A
Retailer 15
-
€15,502 EUR
View
Retailer 16
-
€17,429 EUR
$19,398 USD
View
Price last confirmed 23 days ago
Retailer 17
-
€17,429 EUR
$19,398 USD
View
Price last confirmed 26 days ago
Retailer 18
-
€17,429 EUR
$19,398 USD
View
Price last confirmed 9 days ago
Retailer 19
-
€17,725 EUR
ZAR 318,699 ZAR
View
Price last confirmed 7 days ago
Most Expensive
A
MOH London
423BC80F1 · Oct 29
€19,317 EUR
£16,929 GBP
View
19 more retailers have this diamond
Prices start from €11,358 EURSave up to €7,958 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.

A
1.70ct Round
€11,358 EUR