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Seiko Essentials ChronographvsSunrex 321

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Essentials Chronograph
SeikoEssentials Chronograph
MSRP $265
321
Sunrex321
MSRP $600
Buy from Seiko ↗
Buy used on eBay ↗
Buy from Sunrex ↗
Buy used on eBay ↗

At a glance

11 of 29 specs differ
Diameter
Essentials Chronograph41.5mm
32138.6mm
Power Reserve
Essentials Chronograph40h
32140h
Water Resistance
Essentials Chronograph100m
321100m
MSRP
Essentials Chronograph$265
321$600

Full specifications

Case

6 specs
Category
Chronograph
—
Diameter
41.5mm
38.6mm
Thickness
12.1mm
14mm
Lug-to-Lug
46.5mm
43.5mm
Lug Width
22mm
20mm
Material
Stainless Steel
Aluminum

Crystal & Dial

2 specs
Crystal
Hardlex
Sapphire
AR Coating
Inner
Yes

Movement

2 specs
Caliber
8T63
Epson VS76A
Type
Quartz
Solar

Pricing

1 specs
MSRP
$265
$600
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All alternatives to the Essentials Chronograph →All alternatives to the 321 →
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