Which is cheaper, the Hemel Sky Racer Mechanical or the Sugess MoonPhase Master S437?

At MSRP the Sugess MoonPhase Master S437 is the cheaper of the two at $549, against $550 for the Hemel Sky Racer Mechanical — a $1 gap before any retailer discounting.

Which is bigger, the Hemel Sky Racer Mechanical or the Sugess MoonPhase Master S437?

The Hemel Sky Racer Mechanical wears larger at 43mm versus 40mm for the Sugess MoonPhase Master S437 — a 3mm difference across the dial.

Which has a longer power reserve, the Hemel Sky Racer Mechanical or the Sugess MoonPhase Master S437?

The Sugess MoonPhase Master S437 carries a 48-hour power reserve against 40 hours on the Hemel Sky Racer Mechanical.

What movement does the Hemel Sky Racer Mechanical run compared to the Sugess MoonPhase Master S437?

The Hemel Sky Racer Mechanical runs a manual caliber (Seagull ST19), while the Sugess MoonPhase Master S437 runs a automatic moon phase (ST2528).

Side by side

Hemel Sky Racer MechanicalvsSugess MoonPhase Master S437

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

Hemel Sky Racer Mechanical

HF37MNB

MSRP $550

Sugess MoonPhase Master S437

S437

MSRP $549

At a glance

14 of 29 specs differ

Diameter

Sky Racer Mechanical43mm

MoonPhase Master S43740mm

Power Reserve

Sky Racer Mechanical40h

MoonPhase Master S43748h

Water Resistance

Sky Racer Mechanical50m

MoonPhase Master S43750m

MSRP

Sky Racer Mechanical$550

MoonPhase Master S437$549

Full specifications

Case

6 specs

Diameter

43mm

40mm

Thickness

14mm

13.5mm

Lug-to-Lug

49mm

47.8mm

Lug Width

20mm

22mm

Material

316L Stainless Steel

Stainless Steel/Rose Gold

Caseback

Solid

Display

Crystal & Dial

3 specs

Crystal

Domed Sapphire

Sapphire

Dial Color

Black

White

Lume

None

Movement

4 specs

Caliber

Seagull ST19

ST2528

Type

Manual

Automatic

Power Reserve

40h

48h

Complications

None

Moonphase, Date

Pricing

1 specs

MSRP

$550

$549

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