Specifications

Brand Name

STEELFLIER

Water Resistance Depth

20Bar

Band type

Sport Band

Band Material Type

Nylon

Display Type

Numberless, Needle

Feature

Luminous, Complete Calendar, DIVER, Screw crown, water proof, Luminous

High-concerned chemical

None

Movement origin

Jp(origin)

Style

SPORT

Sport Type

diving

Band Length

Case Material

Stainless steel

Origin

Mainland China

Clasp Type

Buckle

Movement

Mechanical Hand Wind, Automatic Self-Wind

Dial Window Material Type

Sapphire Crystal

Case Thickness

15.2

Boxes & Cases Material

Plastic

Band Width

20 to 24 mm

Dial Diameter

45 to 49 mm

Case Shape

Round

Model Number

SF752

Item Type

Mechanical Wristwatches

Pointer size

10.00*15.00*15.00mm (hour hand * minute hand * second hand head length)

Dial size

36.50*36.00*33.00*0.40mm (wire hole * surface diameter * open surface * thickness)

Watch mirror size

33.50*3.80mm (diameter * thickness)

Crown size

7.00mm (diameter)

Crown type

Screw-in screw-lock crown

Bottom cover type

Screw in solid bottom cover

Bezel features

120 teeth, counterclockwise unidirectional rotating chronograph

Luminous features

Swiss super luminous

Weight

134g (with black leather strap) 142g (with brown leather strap) 154g (with nylon strap) 241g (with steel strap)

Watch weight

120g (without strap)

Movement model

Japan NH35

Product Description

Product parameters

Project code: SF752
Brand name: STEELFLIER
Movement model: Japan NH35
Movement type: Fully automatic mechanical movement
Movement features: 3 pins/calendar, frequency 21600 times per hour (3Hz), stop second device, two-way automatic winding, 24 stone, 41 hours of energy storage.
Case material: 316L stainless steel
Case diameter: 45.00mm (without crown)
Case length: 52.50mm (total length above and below)
Case thickness: 15.20mm (including mirror and back cover)
Case lug: 22.00mm (case and strap link)
Watch weight: 120g (without strap)
Weight: 134g (with black leather strap) 142g (with brown leather strap) 154g (with nylon strap) 241g (with steel strap)
Luminous features: Swiss super luminous
Strap material: Steel, leather, nylon
Bezel material: Stainless steel
Watch mirror features: Synthetic sapphire
Bezel features: 120 teeth, counterclockwise unidirectional rotating chronograph
Bottom cover type: Screw in solid bottom cover
Crown type: Screw-in screw-lock crown
Crown size: 7.00mm (diameter)
Watch mirror size: 33.50*3.80mm (diameter * thickness)
Dial size: 36.50*36.00*33.00*0.40mm (wire hole * surface diameter * open surface * thickness)
Pointer size: 10.00*15.00*15.00mm (hour hand * minute hand * second hand head length)
Waterproof level: 200M waterproof/dive

HD Detailed Picture Appreciation

SF752 with nylon strap

SF752 with stainless steel strap

SF752 with leather strap

Package specification:

-Mechanical watch
-Waterproof watch box
-User manual
-Hang tag
-Warranty card
-Steel belt adjuster (choose steel belt to get)

Please note before purchase:

> Most of the product pictures of our store are taken in kind. Glow-in-the-dark pictures are taken after storing light for a long time. Shooting Angle, time, light and other factors may lead to errors between the real object and the picture.All the pictures are for reference only, please refer to the actual object!

> Due to different production batches and measurement methods, the size is only for reference, the specific size please refer to the actual!

> After the payment is completed, we will arrange to send the package as soon as possible according to the order.

> Shipping time depends on different shipping methods and distances, if you have not received your package for more than 30 days, please contact us.

> Please contact us if you have any problem with the watch, we will reply you as soon as possible and try our best to solve it for you.

> After receiving the package, please confirm whether it is consistent with the purchased product and complete before use. So as not to affect the use and after-sales service.

> Please do not arbitrarily disassembled watch! Disassembling the watch by non-professionals may affect the normal use of the watch, waterproof function and after-sales service.

> For return or exchange, please send all items (including purchased products, accessories, internal and external packaging, gifts, etc.) back together.

> Your feedback is important to the development of our business. If you are satisfied with our products and services, we sincerely hope that you will leave us a five-star rating.

Pros & Cons

Pros

High-quality Japan NH35 mechanical movement with reliable 41-hour energy storage
20Bar water resistance ideal for diving and water sports
Sapphire crystal dial window for scratch resistance
Swiss super luminous hands for low-light visibility

Cons

Large 45-49mm case diameter may not fit users with smaller wrists comfortably
Weight ranges from 134g to 241g depending on band type, which may feel heavy for some
Only available in sport/dive styles, not suitable for formal occasions
No official warranty details provided beyond standard fulfillment coverage

Common Questions

What movement does this dive watch use?

It uses the Japan NH35 fully automatic mechanical movement with 41 hours of energy storage, stop second function, and two-way automatic winding.

How water-resistant is this dive watch?

It has a water resistance depth of 20Bar, making it suitable for recreational diving activities.

What materials are used for the watch case and band options?

The case is made of stainless steel, and interchangeable bands include nylon, leather, or stainless steel with widths between 20-24mm.

Does this watch have luminous hands for low-light use?

Yes, it features Swiss super luminous hands for easy readability in dark or underwater conditions.

Where is this watch shipped from and what is its origin?

It originates from Mainland China and ships from standard regional fulfillment centers.

STEELFLIER Official SF752 Luxury Big Mechanical Dive Wristwatch Sapphire Crystal NH35 Movt BGW9 Luminous 20Bar Waterproof Watch