Which is cheaper, the Tornek-Rayville CISO M38 MAC V SOG or the Grand Seiko SBGM245?

At MSRP the Tornek-Rayville CISO M38 MAC V SOG is the cheaper of the two at $745, against $6,100 for the Grand Seiko SBGM245 — a $5,355 gap before any retailer discounting.

Which is bigger, the Tornek-Rayville CISO M38 MAC V SOG or the Grand Seiko SBGM245?

The Grand Seiko SBGM245 wears larger at 40.5mm versus 38mm for the Tornek-Rayville CISO M38 MAC V SOG — a 2.5mm difference across the dial.

Which has better water resistance, the Tornek-Rayville CISO M38 MAC V SOG or the Grand Seiko SBGM245?

The Grand Seiko SBGM245 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 Grand Seiko SBGM245?

The Grand Seiko SBGM245 carries a 72-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 Grand Seiko SBGM245?

Both watches run automatic movements — the Tornek-Rayville CISO M38 MAC V SOG uses the TMI NH36 and the Grand Seiko SBGM245 uses the 9S66.

Side by side

Tornek-Rayville CISO M38 MAC V SOGvsGrand Seiko SBGM245

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

Grand Seiko SBGM245

sbgm245g

MSRP $6,100

At a glance

9 of 29 specs differ

Diameter

CISO M38 MAC V SOG38mm

SBGM24540.5mm

Power Reserve

CISO M38 MAC V SOG42h

SBGM24572h

Water Resistance

CISO M38 MAC V SOG100m

SBGM245200m

MSRP

CISO M38 MAC V SOG$745

SBGM245$6,100

Full specifications

Case

5 specs

Crystal & Dial

1 specs

Lume

Superluminova

None

Movement

2 specs

Caliber

TMI NH36

9S66

Power Reserve

42h

72h

Pricing

1 specs

MSRP

$745

$6,100

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