Cushion|Natural|GIA

1.57ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 1558083901

Certificate GIA 1558083901

Diamond specifications and retailer prices

From $2,775 USD
As of October 31, 2026
Save $795 USD (22%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,570 USD at Jared · As of October 30, 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 October 30, 2026, with prices from $2,775 to $3,570, a $795 spread on the same certified stone. Jared lists it at $3,570. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $3,570 USD|Low: $2,489 USD|High: $3,880 USD|Avg: $3,288 USD|-8.0%
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 8$2,509 USD
Retailer 6$2,775 USD
Retailer 4$3,007 USD
Retailer 2$3,246 USD
Retailer 3$3,450 USD
Retailer 7$3,450 USD
Retailer 5$3,545 USD
Jared$3,570 USD
Retailer 9$3,579 USD

40 data points across 9 retailers

7 retailers$2,775 USD to $3,570 USD

A
Cheapest Retailer
-
$2,775 USD
Final sale: no returns
A
Retailer 2
-
$3,007 USD
View
A
Retailer 3
-
$3,246 USD
£2,556 GBP
View
A
Retailer 4
-
$3,450 USD
View
A
Retailer 5
-
$3,450 USD
View
A
Retailer 6
-
$3,545 USD
SGD 4,791 SGD
View
Most Expensive
A
Jared
159877868 · Oct 30
$3,570 USD
View
6 more retailers have this diamond
Prices start from $2,775 USDSave up to $795 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
1.57ct Cushion
$2,775 USD