Which is cheaper, the Glycine Combat Sub or the Serket Watch Co Reef Mariana?

At MSRP the Serket Watch Co Reef Mariana is the cheaper of the two at $449, against $1,850 for the Glycine Combat Sub — a $1,401 gap before any retailer discounting.

Which is bigger, the Glycine Combat Sub or the Serket Watch Co Reef Mariana?

The Serket Watch Co Reef Mariana wears larger at 40mm versus 36mm for the Glycine Combat Sub — a 4mm difference across the dial.

Which has better water resistance, the Glycine Combat Sub or the Serket Watch Co Reef Mariana?

The Glycine Combat Sub is rated to 300m versus 200m for the Serket Watch Co Reef Mariana.

What movement does the Glycine Combat Sub run compared to the Serket Watch Co Reef Mariana?

Both watches run automatic movements — the Glycine Combat Sub uses the SW200-1 and the Serket Watch Co Reef Mariana uses the Seiko NH35.

Side by side

Glycine Combat SubvsSerket Watch Co Reef Mariana

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

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Glycine Combat Sub

GL0397

MSRP $1,850

Serket Watch Co Reef Mariana

reef-x-mariana-diver-orange-dial-black-bezel-40mm-pre-order

MSRP $449

Buy from Glycine ↗

Buy used on eBay ↗

Buy from Serket Watch Co ↗

Buy used on eBay ↗

At a glance

18 of 29 specs differ

Diameter

Combat Sub36mm

Reef Mariana40mm

Power Reserve

Combat Sub38h

Reef Mariana—

Water Resistance

Combat Sub300m

Reef Mariana200m

MSRP

Combat Sub$1,850

Reef Mariana$449

Full specifications

Case

8 specs

Crystal & Dial

5 specs

Crystal Shape

—

Flat

AR Coating

—

Inner

Dial Color

Black

Orange

Indices

—

Applied

Lume

Luminous

BGW9

Movement

4 specs

Caliber

SW200-1

Seiko NH35

Power Reserve

38h

—

Jewels

Complications

Date

None

Pricing

1 specs

MSRP

$1,850

$449

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Glycine Combat SubvsSerket Watch Co Reef Mariana

At a glance

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