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Cushion|Natural|GIA

1.70ct E SI2 Cushion Natural Diamond

ID • E/SI2 • GIA 3555181411

Certificate GIA 3555181411

Diamond specifications and retailer prices

From $4,510 USD
As of October 29, 2026
Save $3,447 USD (43%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $7,957 USD at MOH London · As of October 25, 2026
View at MOH London

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 3555181411. Listed at 5 retailers as of October 25, 2026, with prices from $4,510 to $7,957, a $3,447 spread on the same certified stone. MOH London lists it at $7,957. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.69°
Pavilion angle34.16°
OriginNatural
Grading LabGIA
CertificateGIA 3555181411
Dimensions6.73 × 6.71 × 4.51 mm
L/W Ratio1.00
Girdle conditionThick
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.73 mm6.71 mm1.70 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555181411
Side View
Table 64.0%Crown 38.69°Girdle: MED-THKPavilion 34.16°Culet: NoneDepth 67.2%

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 29
Current: $7,957 USD|Low: $4,510 USD|High: $8,072 USD|Avg: $5,445 USD|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 28, 2026
Retailer 3$4,510 USD
Retailer 2$4,727 USD
Retailer 5$4,920 USD
Retailer 4$5,117 USD
Retailer 6$5,431 USD
MOH London$7,957 USD

16 data points across 6 retailers

5 retailers$4,510 USD to $7,957 USD

A
Cheapest Retailer
-
$4,510 USD
A
Retailer 2
-
$4,727 USD
£3,722 GBP
View
A
Retailer 3
-
$4,920 USD
View
Price last confirmed 26 days ago
A
Retailer 4
-
$5,117 USD
View
Most Expensive
B+
MOH London
3590C3FDE · Oct 25
$7,957 USD
£6,265 GBP
View
4 more retailers have this diamond
Prices start from $4,510 USDSave up to $3,447 USD

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
$4,510 USD