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Cushion|Natural|IGI

1.57ct H IF Cushion Natural Diamond

VG • H/IF • IGI 780633454

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI 780633454

Diamond specifications and retailer prices

From $4,690 USD
As of November 6, 2026
Save $1,541 USD (25%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $6,231 USD at 77 Diamonds · As of November 7, 2026
View at 77 Diamonds

About this 1.57ct natural cushion diamond

This 1.57ct natural cushion sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI 780633454. Listed at 2 retailers as of November 6, 2026, with prices from $4,690 to $6,231, a $1,541 spread on the same certified stone. 77 Diamonds lists it at $6,231. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.57
Carat
H
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle35.1°
OriginNatural
Grading LabIGI
CertificateIGI 780633454
Dimensions6.54 × 6.42 × 4.33 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Top View
6.54 mm6.42 mm1.57 ctH / IF
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 780633454
Side View
Table 60.0%Crown 37.7°Girdle: MED-THKPavilion 35.1°Culet: NoneDepth 67.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $6,231 USD|Low: $4,690 USD|High: $6,855 USD|Avg: $5,587 USD|+6.9%
77 Diamonds
Retailer 2
November 7, 2026
Retailer 2$4,690 USD
77 Diamonds$6,231 USD

46 data points across 2 retailers

2 retailers$4,690 USD to $6,231 USD

A
Cheapest Retailer
-
$4,690 USD
Most Expensive
B+
77 Diamonds
CUSCPMVP5QF2R · Nov 7
$6,231 USD
£4,906 GBP
View
1 more retailer has this diamond
Prices start from $4,690 USDSave up to $1,541 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
$4,690 USD