01
Leather selection
Select leather based on grain, thickness, and consistency to ensure a solid foundation.
Our Handcrafted Straps
How a Leather Watch Strap is Made by Hand
Our Crafting Process
Built Step by Step, With Control at Every Stage
At CERNIR, every strap is made through a clear and consistent process. Each step is carried out by hand, following a fixed sequence from leather selection to final inspection.
Nothing is rushed. The work is done with care, control, and attention at every stage to make sure the structure, stitching, and finish meet our standard.
Below is the full process, broken down step by step. Each stage follows a fixed sequence, carried out by hand with careful control from start to finish.
02
Cutting the Leather Blanks
Cut the leather into rough blanks, keeping edges clean and accurate.
03
Leather Splitting
Split the leather to the required thickness for balanced wear.
04
End Skiving
Skive the ends to reduce bulk and allow for clean folding.
05
Reinforcement Bonding
Bond reinforcement layers at stress points to improve durability.
06
Padding Shaping
Shape the padding to define the strap’s profile and curvature.
07
Layer Bonding & Assembly
Bond and assemble all layers according to the intended structure.
08
Final Cutting & Pattern Shaping
Trim to final shape, ensuring precise proportions and clean lines.
09
Edge Creasing
Create a crease line along the edges to define the profile.
10
Stitch Marking & Hole Punching
Mark stitch lines and punch holes evenly and accurately.
11
Hand Saddle Stitching
Hand stitch using the saddle stitch technique for strength and control.
12
Edge Preparation
Prepare the edges by sanding and smoothing for finishing.
13
Edge Painting
Apply edge paint in multiple layers, allowing proper drying between coats.
14
Keeper Construction
Craft and finish the keeper loops to ensure a secure fit.
15
Strap Hole Punching
Punch adjustment holes in straight, consistent spacing.
16
Buckle Installation
Install the buckle and check for a secure fit.
17
Quick-Release Spring Bar Installation
Install quick-release spring bars for easy strap changes.
18
Final Quality Control
Inspect the strap for structure, stitching, edges, and overall finish.