Which is cheaper, the Baltic Prismic or the Undone Ronin Automatic?

At MSRP the Undone Ronin Automatic is the cheaper of the two at $380, against $1,069 for the Baltic Prismic — a $689 gap before any retailer discounting.

Which is bigger, the Baltic Prismic or the Undone Ronin Automatic?

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

Which has better water resistance, the Baltic Prismic or the Undone Ronin Automatic?

The Undone Ronin Automatic is rated to 100m versus 30m for the Baltic Prismic.

What movement does the Baltic Prismic run compared to the Undone Ronin Automatic?

The Baltic Prismic runs a manual caliber (ETA/Peseux 7001), while the Undone Ronin Automatic runs a automatic (Seiko NH35).

Side by side

Baltic PrismicvsUndone Ronin Automatic

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

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Baltic Prismic

MSRP $1,069

See the full Prismic

Undone Ronin Automatic

MSRP $380

See the full Ronin Automatic

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Buy from Undone ↗

Buy used on eBay ↗

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At a glance

13 of 29 specs differ

Diameter

Prismic36mm

Ronin Automatic40mm

Power Reserve

Prismic42h

Ronin Automatic—

Water Resistance

Prismic30m

Ronin Automatic100m

MSRP

Prismic$1,069

Ronin Automatic$380

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal

Sapphire

—

AR Coating

Yes

—

Dial Color

Green

—

Movement

3 specs

Caliber

ETA/Peseux 7001

Seiko NH35

Type

Manual

Automatic

Power Reserve

42h

—

Pricing

1 specs

MSRP

$1,069

$380

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Baltic PrismicvsUndone Ronin Automatic

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