Which is cheaper, the Tornek-Rayville CISO M38 MAC V SOG or the Oak & Oscar The Humboldt GMT Titanium?

At MSRP the Tornek-Rayville CISO M38 MAC V SOG is the cheaper of the two at $745, against $2,950 for the Oak & Oscar The Humboldt GMT Titanium — a $2,205 gap before any retailer discounting.

Which is bigger, the Tornek-Rayville CISO M38 MAC V SOG or the Oak & Oscar The Humboldt GMT Titanium?

The Oak & Oscar The Humboldt GMT Titanium wears larger at 39.5mm versus 38mm for the Tornek-Rayville CISO M38 MAC V SOG — a 1.5mm difference across the dial.

Which has better water resistance, the Tornek-Rayville CISO M38 MAC V SOG or the Oak & Oscar The Humboldt GMT Titanium?

The Oak & Oscar The Humboldt GMT Titanium is rated to 200m versus 100m for the Tornek-Rayville CISO M38 MAC V SOG.

Which has a longer power reserve, the Tornek-Rayville CISO M38 MAC V SOG or the Oak & Oscar The Humboldt GMT Titanium?

The Oak & Oscar The Humboldt GMT Titanium carries a 56 hours-hour power reserve against 42 hours on the Tornek-Rayville CISO M38 MAC V SOG.

What movement does the Tornek-Rayville CISO M38 MAC V SOG run compared to the Oak & Oscar The Humboldt GMT Titanium?

Both watches run automatic movements — the Tornek-Rayville CISO M38 MAC V SOG uses the TMI NH36 and the Oak & Oscar The Humboldt GMT Titanium uses the Sellita SW330.

Side by side

Tornek-Rayville CISO M38 MAC V SOGvsOak & Oscar The Humboldt GMT Titanium

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

Tornek-Rayville CISO M38 MAC V SOG

ciso-m38-mac-v-sog

MSRP $745

Oak & Oscar The Humboldt GMT Titanium

HMBDLTGMTTI

MSRP $2,950

At a glance

15 of 29 specs differ

Diameter

CISO M38 MAC V SOG38mm

The Humboldt GMT Titanium39.5mm

Power Reserve

CISO M38 MAC V SOG42h

The Humboldt GMT Titanium56 hoursh

Water Resistance

CISO M38 MAC V SOG100m

The Humboldt GMT Titanium200m

MSRP

CISO M38 MAC V SOG$745

The Humboldt GMT Titanium$2,950

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Double-domed

AR Coating

Yes

Underside

Dial Color

Black

Green

Lume

Superluminova

Super-LumiNova

Movement

3 specs

Caliber

TMI NH36

Sellita SW330

Beat Rate

28,800 vph

4 vph

Power Reserve

42h

56 hoursh

Pricing

1 specs

MSRP

$745

$2,950

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