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Cushion|Natural|GIA

1.70ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 1555659962

Certificate GIA 1555659962

Diamond specifications and retailer prices

From €5,717 EUR
HK$49,900 HKD
As of November 1, 2026
Save €5,628 EUR (50%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €11,345 EUR at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.7ct natural cushion diamond

This 1.7ct natural cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1555659962. Listed at 15 retailers as of October 28, 2026, with prices from €5,717 to €11,345, a €5,628 spread on the same certified stone. Queensmith lists it at €11,345. 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
E
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1555659962
Dimensions7.94 × 6.11 × 4.17 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cavity, Feather, Needle, Indented Natural, Natural
Top View
7.94 mm6.11 mm1.70 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1555659962
Side View
Table 67.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.1%

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: Nov 1
Current: €11,345 EUR|Low: €5,717 EUR|High: €11,453 EUR|Avg: €7,887 EUR|+1.6%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10€5,717 EUR
Retailer 2€6,040 EUR
Retailer 4€6,846 EUR
Retailer 9€7,016 EUR
Retailer 3€7,111 EUR
Retailer 7€7,162 EUR
Retailer 8€7,177 EUR
Retailer 5€7,764 EUR
Retailer 12€7,858 EUR
Retailer 11€8,306 EUR
Retailer 6€10,594 EUR
Queensmith€11,345 EUR

24 data points across 12 retailers

15 retailers€5,717 EUR to €11,345 EUR

A
Cheapest Retailer
-
€5,717 EUR
HK$49,900 HKD
A
Retailer 2
-
€6,040 EUR
₹642,699 INR
View
Retailer 3
-
€6,672 EUR
SGD 10,073 SGD
View
Price last confirmed 21 days ago
B+
Retailer 4
-
€6,846 EUR
SGD 10,336 SGD
View
B+
Retailer 5
-
€7,016 EUR
$7,838 USD
View
Final sale: no returns
B+
Retailer 6
-
€7,055 EUR
$7,882 USD
View
B+
Retailer 7
-
€7,111 EUR
$7,945 USD
View
B+
Retailer 8
-
€7,162 EUR
£6,301 GBP
View
B+
Retailer 9
-
€7,177 EUR
£6,314 GBP
View
B+
Retailer 10
-
€7,764 EUR
$8,674 USD
View
B+
Retailer 11
-
€7,858 EUR
$8,779 USD
View
B
Retailer 12
-
€7,970 EUR
A$13,698 AUD
View
B+
Retailer 13
-
€8,306 EUR
View
B
Retailer 14
-
€10,594 EUR
£9,319 GBP
View
Most Expensive
B
Queensmith
1555659962 · Oct 28
€11,345 EUR
£9,980 GBP
View
14 more retailers have this diamond
Prices start from €5,717 EURSave up to €5,628 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 Cushion
€5,717 EUR