Which is cheaper, the Tornek-Rayville CISO M38 MAC V SOG or the Grand Seiko SBGK007?

At MSRP the Tornek-Rayville CISO M38 MAC V SOG is the cheaper of the two at $745, against $7,300 for the Grand Seiko SBGK007 — a $6,555 gap before any retailer discounting.

Which is bigger, the Tornek-Rayville CISO M38 MAC V SOG or the Grand Seiko SBGK007?

The Grand Seiko SBGK007 wears larger at 39mm versus 38mm for the Tornek-Rayville CISO M38 MAC V SOG — a 1mm difference across the dial.

Which has better water resistance, the Tornek-Rayville CISO M38 MAC V SOG or the Grand Seiko SBGK007?

The Tornek-Rayville CISO M38 MAC V SOG is rated to 100m versus 30m for the Grand Seiko SBGK007.

Which has a longer power reserve, the Tornek-Rayville CISO M38 MAC V SOG or the Grand Seiko SBGK007?

The Grand Seiko SBGK007 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 SBGK007?

The Tornek-Rayville CISO M38 MAC V SOG runs a automatic caliber (TMI NH36), while the Grand Seiko SBGK007 runs a manual (9S63).

Side by side

Tornek-Rayville CISO M38 MAC V SOGvsGrand Seiko SBGK007

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 SBGK007

sbgk007g

MSRP $7,300

At a glance

11 of 29 specs differ

Diameter

CISO M38 MAC V SOG38mm

SBGK00739mm

Power Reserve

CISO M38 MAC V SOG42h

SBGK00772h

Water Resistance

CISO M38 MAC V SOG100m

SBGK00730m

MSRP

CISO M38 MAC V SOG$745

SBGK007$7,300

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Lume

Superluminova

None

Movement

3 specs

Caliber

TMI NH36

9S63

Type

Automatic

Manual

Power Reserve

42h

72h

Pricing

1 specs

MSRP

$745

$7,300

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