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Speake-Marin

Speake-Marin ONE&TWO Openworked Dual Time 42mm 424209250

The Speake-Marin ONE&TWO Openworked Dual Time 42mm (reference 424209250) is a 42 mm 18k red gold watch with a black dial. It runs on the automatic caliber SMA02 with a 52-hour power reserve and is water resistant to 30 m. It was introduced in 2019.

Specifications

Case

Reference
424209250
Collection
ONE&TWO
Case size
42 mm
Case material
18k red gold
Case shape
Round
Crystal
Sapphire both sides, AR coated
Water resistance
30 m
Bracelet / strap
Grey alligator, red gold pin buckle

Dial and bezel

Dial
Black

Movement

Movement
Automatic
Caliber
SMA02
Power reserve
52 hours
Frequency
28,800 vph
Jewels
36
Functions
Small seconds, Dual time with day/night, Retrograde date

Production

Production
2019 – today

Dial versions

This reference was made with these dials and finishes.

  • 424209250 Black

    Openworked, matte black

How it compares within the ONE&TWO family

Side by side with other references in the same collection, from the catalog.

ReferenceSizeMaterialDialCaliberYears
424209250 (This watch)42 mm18k red goldBlackSMA022019–
41420715042 mmTitaniumSilverSMA-012018–
41421125042 mmTitanium——2020–
41421333042 mmTitaniumSilverSMA01—
42381125038 mm18k red goldBlackSMA022019–

About the ONE&TWO family

The ONE&TWO collection holds Speake-Marin's openworked automatics.

The catalog lists the ONE&TWO Openworked, Dual Time in 38 and 42 mm and Openworked Tourbillon, in red gold and titanium; some are limited. Dealers check the papers.

Quick answers

What size is the Speake-Marin ONE&TWO Openworked Dual Time 42mm 424209250?
The Speake-Marin ONE&TWO Openworked Dual Time 42mm 424209250 has a 42 mm case.
What movement does the Speake-Marin ONE&TWO Openworked Dual Time 42mm 424209250 use?
It uses the automatic caliber SMA02, with a 52-hour power reserve.
How water resistant is the Speake-Marin ONE&TWO Openworked Dual Time 42mm 424209250?
It is water resistant to 30 metres.
When did the Speake-Marin ONE&TWO Openworked Dual Time 42mm 424209250 come out?
It was introduced in 2019.
What is the Speake-Marin ONE&TWO Openworked Dual Time 42mm 424209250 made of?
The case is 18k red gold. Bracelet or strap: Grey alligator, red gold pin buckle.

Catalog facts checked November 2026.