Round|Natural|GIA

1.57ct J I1 Round Natural Diamond

EX • J/I1 • GIA 6505903416

Certificate GIA 6505903416

Diamond specifications and retailer prices

From $4,050 USD
As of October 30, 2026
Save $140 USD (3%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,190 USD at Jared · As of October 30, 2026
View at Jared

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 I1 clarity (included), with a top-tier cut grade and certified by GIA 6505903416. Listed at 3 retailers as of October 30, 2026, with a relatively tight 3% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
J
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6505903416
Dimensions7.43 × 7.46 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
7.43 mm7.46 mm1.57 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6505903416
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $4,190 USD|Low: $4,050 USD|High: $4,640 USD|Avg: $4,246 USD|-0.7%
Jared
Retailer 2
Retailer 3
June 23, 2026
Retailer 2$4,050 USD
Retailer 3$4,050 USD
Jared$4,190 USD

8 data points across 3 retailers

3 retailers$4,050 USD to $4,190 USD

B+
Cheapest Retailer
-
$4,050 USD
B+
Retailer 2
-
$4,050 USD
View
Most Expensive
B
Jared
152926087 · Oct 30
$4,190 USD
View
2 more retailers have this diamond
Prices start from $4,050 USDSave up to $140 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
$4,050 USD