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Square blue resin digital watch with black display and buckle clasp

CASIO

CASIO WS1600H-2A Digital Sports Watch 100m Blue Resin 42.10mm

SKU CH-7SW9-BTPPC

A digital sports watch with 100 m water resistance, dual countdown timer, world time and resin case and strap

  • Watch movementQuartz
  • Product shapeSquare
  • Watch face colorBlack
  • Display typeDigital
  • Date displayDate
  • Strap materialResin
  • 100-metre water resistance suits swimming and snorkelling
  • Dual countdown timer supports interval training
  • World time function displays multiple time zones
  • Quartz movement keeps accurate time with minimal maintenance
  • Blue resin case and strap provide lightweight durability

Casio WS1600H-2A Sports Watch

The Casio WS1600H-2A is a digital sports watch built for men who need reliable timing tools during training or outdoor activity. Its quartz movement drives a clear digital display with world time, dual countdown timers, alarm and day-date functions. The 100m water resistance suits swimming and surface water sports.

Thermals Noise and Power Draw

Quartz movement draws minimal power from a single button cell, so the watch runs silently with no heat output during normal wear. There are no fans, pumps or active cooling components to generate noise. The resin case and crystal remain passive in all conditions.

Build Quality and Daily Use

A 42.10mm resin case and matching blue resin strap with buckle clasp provide lightweight durability for daily knocks and water exposure. Fixed bezel and resin crystal protect the module without adding bulk. Digital pushers give direct access to stopwatch, timer and world-time modes without menus.

How it compares

Measured against everything we stock in Analog & Digital Wristwatches, at today’s prices. Recalculated every night.

Price $50.99
Cheaper than about 77% of the 2,679 comparable items (median $130.99).

Specifications

Product
Brand nameCASIO
Design styleSports
Watch face colorBlack
Item conditionNew
Display
Display typeDigital
Size & build
Main materialResin
Product shapeSquare
Strap materialResin
Closure typeBuckle Clasp
Bezel typeFixed Bezel
Housing materialResin
Case size42.1 mm
Watch glassResin Crystal
Environment & compliance
Water resistance100m
More details
Watch movementQuartz
Date displayDate
Suitable forMale

Questions about this item

How do I set the dual countdown timer on the WS1600H-2A, and which step do people often miss?

Press the mode button until the timer screen appears, set each segment with the adjust button, then press start — many forget to confirm both timer segments before starting.

What part of the WS1600H-2A will need replacement first with daily wear?

The resin strap and buckle clasp typically show wear before the quartz movement or 100m water-resistant seals.

At what depth does the WS1600H-2A reach its water-resistance limit during prolonged swimming?

The 100m rating covers surface swimming and snorkelling; it is not certified for sustained pressure at greater depths.

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