Which is cheaper, the Straton Syncro MKII Mechanical Chrono or the Zelos Helica Moonphase?

At MSRP the Straton Syncro MKII Mechanical Chrono is the cheaper of the two at $599, against $1,049 for the Zelos Helica Moonphase — a $450 gap before any retailer discounting.

Which is bigger, the Straton Syncro MKII Mechanical Chrono or the Zelos Helica Moonphase?

The Straton Syncro MKII Mechanical Chrono wears larger at 40mm versus 39mm for the Zelos Helica Moonphase — a 1mm difference across the dial.

What movement does the Straton Syncro MKII Mechanical Chrono run compared to the Zelos Helica Moonphase?

The Straton Syncro MKII Mechanical Chrono runs a manual caliber (Seagull ST19), while the Zelos Helica Moonphase runs a automatic (Sellita SW288 Moonphase).

Side by side

Straton Straton Syncro MKII Mechanical ChronovsZelos Helica Moonphase

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

Straton Straton Syncro MKII Mechanical Chrono

straton-syncro-mkii-mechanical-chrono

MSRP $599

Zelos Helica Moonphase

helica-moonphase-meteorite

MSRP $1,049

At a glance

16 of 29 specs differ

Diameter

Straton Syncro MKII Mechanical Chrono40mm

Helica Moonphase39mm

Power Reserve

Straton Syncro MKII Mechanical Chrono—

Helica Moonphase40h

Water Resistance

Straton Syncro MKII Mechanical Chrono100m

Helica Moonphase100m

MSRP

Straton Syncro MKII Mechanical Chrono$599

Helica Moonphase$1,049

Full specifications

Case

6 specs

Crystal & Dial

4 specs

Crystal Shape

Domed

Flat

AR Coating

Underside

Inner

Dial Color

—

Meteorite

Indices

—

Applied

Movement

5 specs

Caliber

Seagull ST19

Sellita SW288 Moonphase

Type

Manual

Automatic

Beat Rate

0 vph

28,800 vph

Power Reserve

40h

Jewels

Pricing

1 specs

MSRP

$599

$1,049

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