CaratHunter
Plans
Round|Natural|GIA

1.70ct E IF Round Natural Diamond

EX • E/IF • GIA 2557156383

Certificate GIA 2557156383

Diamond specifications and retailer prices

From €17,575 EUR
As of October 30, 2026
Save €12,745 EUR (42%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: €30,320 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 GIA 2557156383. Listed at 27 retailers as of October 29, 2026, with prices from €17,575 to €30,320, a €12,745 spread on the same certified stone. MOH London lists it at €30,320. 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
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557156383
Dimensions7.83 × 7.84 × 4.64 mm
L/W Ratio1.00
Top View
7.83 mm7.84 mm1.70 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557156383
Side View
Table 59.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 59.2%

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 30
Current: €30,320 EUR|Low: €16,070 EUR|High: €31,583 EUR|Avg: €21,751 EUR|-3.9%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 6€17,575 EUR
Retailer 3€17,721 EUR
Retailer 5€17,752 EUR
Retailer 19€17,885 EUR
Retailer 4€18,505 EUR
Retailer 7€18,630 EUR
Retailer 2€18,833 EUR
Retailer 16€19,310 EUR
Retailer 13€19,751 EUR
Retailer 9€19,851 EUR
Retailer 17€20,028 EUR
Retailer 12€20,633 EUR
Retailer 14€20,635 EUR
Retailer 18€20,919 EUR
Retailer 20€21,294 EUR
Retailer 10€21,939 EUR
Retailer 11€23,226 EUR
Retailer 15€23,458 EUR
Retailer 8€28,219 EUR
MOH London€30,320 EUR

38 data points across 20 retailers

27 retailers€17,575 EUR to €30,320 EUR

A
Cheapest Retailer
-
€17,575 EUR
A
Retailer 2
-
€17,721 EUR
$19,798 USD
View
A
Retailer 3
-
€17,752 EUR
$19,833 USD
View
A
Retailer 4
-
€17,885 EUR
$19,982 USD
View
A
Retailer 5
-
€18,505 EUR
$20,674 USD
View
Final sale: no returns
A
Retailer 6
-
€18,630 EUR
$20,814 USD
View
A
Retailer 7
-
€18,833 EUR
$21,040 USD
View
A
Retailer 8
-
€19,310 EUR
$21,573 USD
View
A
Retailer 9
-
€19,751 EUR
£17,375 GBP
View
A
Retailer 10
-
€19,851 EUR
$22,178 USD
View
A
Retailer 11
-
€20,028 EUR
$22,375 USD
View
Retailer 12
-
€20,633 EUR
A$35,463 AUD
View
Price last confirmed 28 days ago
A
Retailer 13
-
€20,635 EUR
$23,054 USD
View
A
Retailer 14
-
€20,919 EUR
$23,371 USD
View
A
Retailer 15
-
€21,294 EUR
£18,732 GBP
View
Retailer 16
-
€21,647 EUR
$24,184 USD
View
Price last confirmed 39 days ago
Retailer 17
-
€21,647 EUR
$24,184 USD
View
Price last confirmed 33 days ago
A
Retailer 18
-
€21,939 EUR
$24,510 USD
View
Retailer 19
-
€22,307 EUR
$24,922 USD
View
Price last confirmed 9 days ago
Retailer 20
-
€22,479 EUR
$25,114 USD
View
Price last confirmed 40 days ago
Retailer 21
-
€22,479 EUR
$25,114 USD
View
Price last confirmed 34 days ago
B+
Retailer 22
-
€23,226 EUR
$25,948 USD
View
B+
Retailer 23
-
€23,458 EUR
View
B+
Retailer 24
-
€28,219 EUR
ZAR 509,316 ZAR
View
Retailer 25
-
€28,307 EUR
$31,625 USD
View
Price last confirmed 40 days ago
Retailer 26
-
€28,307 EUR
$31,625 USD
View
Price last confirmed 34 days ago
Most Expensive
B+
MOH London
C97D62C34 · Oct 29
€30,320 EUR
£26,672 GBP
View
26 more retailers have this diamond
Prices start from €17,575 EURSave up to €12,745 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
€17,575 EUR