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Cushion|Natural|GIA

1.70ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 2544975782

Certificate GIA 2544975782

Diamond specifications and retailer prices

From $10,917 NZD
HK$47,900 HKD
As of October 30, 2026
Save $10,972 NZD (50%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $21,889 NZD 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 2544975782. Listed at 14 retailers as of October 28, 2026, with prices from $10,917 to $21,889, a $10,972 spread on the same certified stone. Queensmith lists it at $21,889. 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
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2544975782
Dimensions8.06 × 6.11 × 3.99 mm
L/W Ratio1.32
Top View
8.06 mm6.11 mm1.70 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2544975782
Side View
Table 64.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 65.2%

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: $21,889 NZD|Low: $10,917 NZD|High: $22,092 NZD|Avg: $14,762 NZD|+0.7%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 9$10,917 NZD
Retailer 2$11,680 NZD
Retailer 3$13,002 NZD
Retailer 11$13,194 NZD
Retailer 10$13,379 NZD
Retailer 8$13,380 NZD
Retailer 4$13,398 NZD
Retailer 5$13,674 NZD
Retailer 12$14,802 NZD
Retailer 7$15,816 NZD
Retailer 6$20,310 NZD
Queensmith$21,889 NZD

29 data points across 12 retailers

14 retailers$10,917 NZD to $21,889 NZD

A
Cheapest Retailer
-
$10,917 NZD
HK$47,900 HKD
A
Retailer 2
-
$11,680 NZD
₹624,774 INR
View
Retailer 3
-
$12,671 NZD
SGD 9,617 SGD
View
Price last confirmed 19 days ago
B+
Retailer 4
-
$13,002 NZD
SGD 9,868 SGD
View
B+
Retailer 5
-
$13,194 NZD
$7,410 USD
View
B+
Retailer 6
-
$13,379 NZD
$7,514 USD
View
Final sale: no returns
B+
Retailer 7
-
$13,380 NZD
$7,515 USD
View
B+
Retailer 8
-
$13,398 NZD
$7,525 USD
View
B+
Retailer 9
-
$13,674 NZD
£6,047 GBP
View
B+
Retailer 10
-
$14,802 NZD
$8,313 USD
View
B+
Retailer 11
-
$15,078 NZD
A$13,028 AUD
View
B+
Retailer 12
-
$15,816 NZD
€8,460 EUR
View
B
Retailer 13
-
$20,310 NZD
£8,982 GBP
View
Most Expensive
B
Queensmith
2544975782 · Oct 28
$21,889 NZD
£9,680 GBP
View
13 more retailers have this diamond
Prices start from $10,917 NZDSave up to $10,972 NZD

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
$10,917 NZD