Which is cheaper, the Tissot Seastar 1000 or the Undone Ronin Automatic?

At MSRP the Undone Ronin Automatic is the cheaper of the two at $380, against $515 for the Tissot Seastar 1000 — a $135 gap before any retailer discounting.

Which is bigger, the Tissot Seastar 1000 or the Undone Ronin Automatic?

The Undone Ronin Automatic wears larger at 40mm versus 36mm for the Tissot Seastar 1000 — a 4mm difference across the dial.

Which has better water resistance, the Tissot Seastar 1000 or the Undone Ronin Automatic?

The Tissot Seastar 1000 is rated to 300m versus 100m for the Undone Ronin Automatic.

What movement does the Tissot Seastar 1000 run compared to the Undone Ronin Automatic?

The Tissot Seastar 1000 runs a quartz caliber, while the Undone Ronin Automatic runs a automatic (Seiko NH35).

Side by side

Tissot Seastar 1000vsUndone Ronin Automatic

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

Add a watch

Tissot Seastar 1000

MSRP $515

See the full Seastar 1000

Undone Ronin Automatic

MSRP $380

See the full Ronin Automatic

At a glance

15 of 29 specs differ

Diameter

Seastar 100036mm

Ronin Automatic40mm

Power Reserve

Seastar 1000—

Ronin Automatic—

Water Resistance

Seastar 1000300m

Ronin Automatic100m

MSRP

Seastar 1000$515

Ronin Automatic$380

Full specifications

Case

6 specs

Crystal & Dial

5 specs

Crystal

Sapphire

—

AR Coating

Yes

—

Dial Color

White

—

Indices

Indexes

—

Lume

Super-LumiNova ®

None

Movement

3 specs

Caliber

—

Seiko NH35

Type

Quartz

Automatic

Power Reserve

—

Pricing

1 specs

MSRP

$515

$380

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Phoibosmicro

Follow this matchup

Get a note when Tissot Seastar 1000 vs Undone Ronin Automatic gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Phoibos Sea NymphvsUndone Ronin Automatic Momentum Splash - White Full LumevsUndone Ronin Automatic Undone Ronin AutomaticvsVaer DS2 Meridian Quartz 36mm Undone Ronin AutomaticvsVaer DS4 Meridian Solar Tissot Seastar 1000vsUndone Texas Holdem poker Filippo Loreti Watches Superman Diver AutomaticvsTissot Seastar 1000

Edit this comparison Add another watch Explore more 35–41mm watches

Tissot Seastar 1000vsUndone Ronin Automatic

At a glance

Full specifications

More watches worth a look

Sea Nymph

Turret 300M - Model: TR4-DV (PITCH BLACK)

MSAR (Medium Search & Rescue) Diver's Quartz

Turret 300M - Model: TR4-WL (PITCH BLACK) (NO DATE)

Navygraf Marine Nationale Femme

DS2 Meridian Quartz

ScrewDiver — Charoite Stone Dial — Slowed Down, Turned Up

DS4 Topo Designs x Worn & Wound Solar Hiker

Follow this matchup

People also compared