Apple Watch Watch 42mm

Reference MJ402LL

About this watch

The Apple Watch MJ402LL 42mm is a remarkable fusion of sleek design and cutting-edge functionality, launched in 2015. It stands out as a staple for those who appreciate both style and substance. The watch features high-quality materials for durability, including ceramic and stainless steel construction, making it lightweight and comfortable for all-day wear. The comprehensive health and fitness tracking features make it a lifestyle companion, allowing users to track workouts, monitor progress, and stay connected with notifications. With customizable watch faces to match your style, seamless connectivity, and impressive features, this smartwatch is perfect for tech enthusiasts, fitness buffs, and anyone looking to add a touch of modernity to their wrist.

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Key Features

High-quality ceramic and stainless steel construction
Comprehensive health and fitness tracking features
Customizable watch faces with various designs, colors, and complications
Seamless connectivity with notifications from phone
Impressive Apple caliber movement for reliable performance
Water resistance rating of 1.00 m for everyday situations

Specifications

Brand

Apple

Family

Watch

Model

Watch 42mm

Reference

MJ402LL

Movement

apple-watch

Movement Features

Hours, Minutes, Seconds, World Time
Date, Day, Month, Perpetual Calendar, Week Indicator, Year Indicator
Chronograph
Moonphase, Sun position / rising time
Alarm
Smartwatch

Case

35.9mm

Crystal

Sapphire

Water Resistance

Current Listings

Apple Watch series 7 41 mm - Gold stainless steel Sapphire crystal

Apple - Series 7 41 mm · $120

The listing is for an Apple Watch series 7 with a 41mm gold stainless steel case and sapphire crystal. It has no scratches and comes with the original band and charger.

Condition: Pre-owned
Battery Health: 83%
Case Material: Gold stainless steel

Posted at

Mar 13, 2026, 2:53 PM

Active

View listing on r/WatchExchange

Apple Watch SE

Apple - SE · $40

A used Apple Watch SE available for purchase, featuring a 70% battery life and included accessories.

Condition: Used, minor scratches and marks
Battery life: 70%
Inclusions: 3 bands, charger cord, original packaging

Posted at

Mar 13, 2026, 2:23 PM

Active

View listing on r/WatchExchange

Apple Watch Series 7 - 45MM - Black Milanese / Nike strap & A lot More

Apple - Series 7 - 45MM · $175

For sale is an Apple Watch Series 7 with a 45mm diameter, featuring WiFi and Bluetooth connectivity. It comes in black and has been factory reset.

Condition: Excellent condition
Bands: 5 total bands included
Case material: Tempered glass bumper case

Posted at

Mar 11, 2026, 10:19 AM

Active

View listing on r/WatchExchange

Apple Watch Series 10 LTE, Garmin Tactix 8 AMOLED 51mm

Garmin - Tactix 8 AMOLED · $900

For sale is an Apple Watch Series 10 in silver, with GPS and LTE capabilities, along with a Garmin Tactix 8 AMOLED. The watch features great battery life, exceeding two weeks on a single charge.

Condition: Near perfect condition, with two small nicks
Size: 51mm diameter
Additional features: Applied Ballistics ultralight solver

Posted at

Mar 8, 2026, 4:31 PM

Active

View listing on r/WatchExchange

Apple Watch Ultra 3 with extra OEM band

Apple - AWU3 · $625

This Apple Watch Ultra 3 was purchased in September and has had extremely light use due to the seller switching back to a Garmin for workouts.

Condition: Excellent, like new condition
Purchase Date: September
Use: Extremely light use

Posted at

Mar 7, 2026, 5:59 PM

Active

View listing on r/WatchExchange

Apple Watch Series 10, Garmin Tactix 8 AMOLED

Apple - Series 10 · $300

Two watches for sale: Apple Watch Series 10 in 46mm Silver GPS+LTE and Garmin Tactix 8 AMOLED in 51mm.

Condition: Gently used with minor nicks
Bands: 4 (including Apple silicone band)
Size: 46mm diameter

Posted at

Mar 6, 2026, 7:21 PM

Active

View listing on r/WatchExchange

Seiko SRPD55 & Apple Watch Ultra 3

Seiko - SRPD55 · $160

Selling a Seiko SRPD55 desk diver watch that comes in overall good condition. The body has some micro scratches on the polished sides, and the bracelet shows typical desk diver scratches.

Condition: Good condition, with minor scratches
Water resistance: 200m depth rating
Box included: Yes

Posted at

Mar 6, 2026, 7:01 PM

Active

View listing on r/WatchExchange

Apple Watch Series 9 Stainless Steel 45mm

Apple - Series 9 Stainless Steel 45mm · $225

This Apple Watch Series 9 features a modern architecture, similar to the Ultra 2, and comes in a stainless steel 45mm case. It shows minor signs of use, including a small mark on the crystal.

Condition: Pre-owned with normal signs of wear
Band type: Silicone band
Charger type: OEM fast charger

Posted at

Mar 6, 2026, 11:31 AM

Active

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Apple Watch Series 8 Stainless Steel 45mm

Apple - Series 8 Stainless Steel 45mm · $175

The watch is an Apple Watch Series 8 in a 45mm stainless steel case, featuring a sapphire crystal face.

Condition: 7/10 with superficial scratches on stainless case and worn bands
Bands: 2 leather/magnetic (navy blue and light brown) + 1 aftermarket black silicon
Additional Included Items: charging cable

Posted at

Mar 1, 2026, 10:01 PM

Active

View listing on r/WatchExchange