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Cushion|Natural|GIA

1.57ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 1558083901

Certificate GIA 1558083901

Diamond specifications and retailer prices

From HK$21,773 HKD
$2,775 USD
As of November 2, 2026
Save HK$6,238 HKD (22%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$28,011 HKD at Jared · As of November 2, 2026
View at Jared

About this 1.57ct natural cushion diamond

This 1.57ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1558083901. Listed at 7 retailers as of November 2, 2026, with prices from HK$21,773 to HK$28,011, a HK$6,238 spread on the same certified stone. Jared lists it at HK$28,011. 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

1.57
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1558083901
Dimensions6.54 × 6.40 × 4.35 mm
L/W Ratio1.02
Culet sizeNone
Key to symbols
Cloud, Feather, Needle, Indented Natural, Natural
Top View
6.54 mm6.40 mm1.57 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558083901
Side View
Table 65.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.0%

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 2
Current: HK$28,011 HKD|Low: HK$19,529 HKD|High: HK$30,443 HKD|Avg: HK$25,767 HKD|-8.0%
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 8HK$19,687 HKD
Retailer 6HK$21,773 HKD
Retailer 4HK$23,593 HKD
Retailer 2HK$25,467 HKD
Retailer 3HK$27,069 HKD
Retailer 7HK$27,069 HKD
Retailer 5HK$27,817 HKD
JaredHK$28,011 HKD
Retailer 9HK$28,081 HKD

40 data points across 9 retailers

7 retailersHK$21,773 HKD to HK$28,011 HKD

A
Cheapest Retailer
-
HK$21,773 HKD
$2,775 USD
Final sale: no returns
A
Retailer 2
-
HK$23,593 HKD
$3,007 USD
View
A
Retailer 3
-
HK$25,467 HKD
£2,556 GBP
View
A
Retailer 4
-
HK$27,069 HKD
$3,450 USD
View
A
Retailer 5
-
HK$27,069 HKD
$3,450 USD
View
A
Retailer 6
-
HK$27,817 HKD
SGD 4,791 SGD
View
Most Expensive
A
Jared
159877868 · Nov 2
HK$28,011 HKD
$3,570 USD
View
6 more retailers have this diamond
Prices start from HK$21,773 HKDSave up to HK$6,238 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
1.57ct Cushion
HK$21,773 HKD