Round|Natural|GIA

1.57ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2387896031

Certificate GIA 2387896031

Diamond specifications and retailer prices

From $6,198 USD
A$9,535 AUD
As of October 31, 2026
Save $2,049 USD (25%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $8,247 USD at Yorxs · As of October 30, 2026
View at Yorxs

About this 1.57ct natural round diamond

This 1.57ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2387896031. Listed at 3 retailers as of October 30, 2026, with prices from $6,198 to $8,247, a $2,049 spread on the same certified stone. Yorxs lists it at $8,247. 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
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 2387896031
Dimensions7.44 × 7.50 × 4.59 mm
L/W Ratio1.01
Star length50%
Top View
7.44 mm7.50 mm1.57 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2387896031
Side View
Table 61.0%Crown 33°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $6,818 USD|Low: $6,045 USD|High: $8,247 USD|Avg: $7,008 USD|+1.3%
Retailer 1
Retailer 2
Yorxs
October 30, 2026
Retailer 2$6,045 USD
Retailer 1$6,818 USD
Yorxs$8,247 USD

10 data points across 3 retailers

3 retailers$6,198 USD to $8,247 USD

B
Cheapest Retailer
-
$6,198 USD
A$9,535 AUD
B
Retailer 2
-
$6,818 USD
View
Most Expensive
B
Yorxs
JM-12 · Oct 30
$8,247 USD
€7,854 EUR
View
2 more retailers have this diamond
Prices start from $6,198 USDSave up to $2,049 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.

B
1.57ct Round
$6,198 USD