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Cushion|Natural|GIA

1.70ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 1543772265

Certificate GIA 1543772265

Diamond specifications and retailer prices

From HK$40,274 HKD
As of October 29, 2026
Save HK$47,716 HKD (54%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$87,990 HKD 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 1543772265. Listed at 15 retailers as of October 28, 2026, with prices from HK$40,274 to HK$87,990, a HK$47,716 spread on the same certified stone. Queensmith lists it at HK$87,990. 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
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1543772265
Dimensions7.97 × 5.93 × 4.02 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Indented Natural, Needle
Top View
7.97 mm5.93 mm1.70 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1543772265
Side View
Table 67.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 67.8%

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: HK$87,990 HKD|Low: HK$40,274 HKD|High: HK$88,588 HKD|Avg: HK$57,118 HKD|+2.1%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 10HK$40,274 HKD
Retailer 5HK$43,355 HKD
Retailer 4HK$47,798 HKD
Retailer 12HK$49,440 HKD
Retailer 9HK$49,448 HKD
Retailer 6HK$50,766 HKD
Retailer 2HK$51,215 HKD
Retailer 3HK$54,820 HKD
Retailer 11HK$55,780 HKD
Retailer 8HK$58,429 HKD
Retailer 7HK$79,341 HKD
QueensmithHK$87,990 HKD

24 data points across 12 retailers

15 retailersHK$40,274 HKD to HK$87,990 HKD

A
Cheapest Retailer
-
HK$40,274 HKD
A
Retailer 2
-
HK$43,355 HKD
₹526,240 INR
View
A
Retailer 3
-
HK$46,584 HKD
SGD 8,023 SGD
View
Price last confirmed 15 days ago
A
Retailer 4
-
HK$47,798 HKD
SGD 8,232 SGD
View
A
Retailer 5
-
HK$49,440 HKD
$6,301 USD
View
Final sale: no returns
A
Retailer 6
-
HK$49,448 HKD
$6,302 USD
View
A
Retailer 7
-
HK$49,699 HKD
$6,334 USD
View
A
Retailer 8
-
HK$50,766 HKD
£5,094 GBP
View
A
Retailer 9
-
HK$51,215 HKD
£5,140 GBP
View
B+
Retailer 10
-
HK$54,820 HKD
$6,987 USD
View
B+
Retailer 11
-
HK$55,429 HKD
A$10,868 AUD
View
B+
Retailer 12
-
HK$55,780 HKD
$7,109 USD
View
B+
Retailer 13
-
HK$58,429 HKD
€7,092 EUR
View
B+
Retailer 14
-
HK$79,341 HKD
£7,962 GBP
View
Most Expensive
B
Queensmith
1543772265 · Oct 28
HK$87,990 HKD
£8,830 GBP
View
14 more retailers have this diamond
Prices start from HK$40,274 HKDSave up to HK$47,716 HKD

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
HK$40,274 HKD