Description
The simple design
Description
The SEIKO SELECTION SSDE010 is a ladies’ JDM mechanical open heart watch with an elegant pink gold-tone design. Developed within the SEIKO SELECTION lineup, it combines refined dress-watch styling with the visible charm of a mechanical movement, making it suitable for daily wear, office styling, and formal occasions.
Powered by Caliber 4R38 Mechanical Automatic movement, the SSDE010 offers automatic winding with manual winding capability, approximately 41 hours of power reserve, 24 jewels, and a stop-seconds function. The open heart dial allows the wearer to enjoy the motion of the mechanical balance, adding visual depth and traditional watchmaking character.
Designed for women seeking a graceful automatic watch with premium Japanese design, the SSDE010 balances elegance, practicality, and mechanical appeal. Its pink gold-tone finish gives the watch a warm and refined appearance, while the JDM background adds extra appeal for buyers looking for an authentic Japan-market SEIKO model.
Key Specifications
- Case: Stainless steel case, pink gold-tone finish
- Bezel: Case-integrated bezel, pink gold-tone finish
- Band: Pink gold-tone stainless steel bracelet, one-push three-fold clasp
- Water resistance: 10 bar / 100m
- Movement: Caliber 4R38 Mechanical Automatic, manual winding compatible
- Frequency: 21,600 vibrations per hour / 6 beats per second
- Jewels: 24 jewels
- Power: Automatic winding with manual winding; approx. 41-hour power reserve
- Accuracy: +45 to -35 seconds per day
- Display: Analog open heart dial
- Functions: Manual winding, stop-seconds hand function, open heart display
- Special features: Open heart design, mechanical automatic movement, see-through case back, magnetic resistance
- Glass: Hardlex
- Origin: Japan Domestic Market (JDM)
- Model Code: SSDE010
Key Highlights
The SSDE010 stands out through its elegant pink gold-tone design and open heart dial. Compared with standard quartz dress watches, it offers stronger emotional appeal by allowing the wearer to see part of the mechanical movement in motion.
Its Caliber 4R38 automatic movement provides traditional mechanical character with manual winding, stop-seconds functionality, 24 jewels, and an approx. 41-hour power reserve. This makes it attractive for buyers who want more than a simple battery-powered watch.
On the wrist, the pink gold-tone case and bracelet create a refined feminine appearance suitable for work, formal occasions, and daily styling. The open heart design adds depth and a premium mechanical feel without becoming overly decorative.
Within the SEIKO SELECTION lineup, the SSDE010 is a strong JDM choice for buyers seeking a ladies’ mechanical watch with elegant styling, authentic SEIKO craftsmanship, and a distinctive open heart design.
is accentuated by the gorgeous metal dial, and the open heart displaying precise movement gives the watch a striking mechanical look.
This is a model we recommend for those choosing their first mechanical watch.
Product Number: SSDE010
Product Name: Seiko Selection Basic Line
Caliber No.: 4R38
Movement Type: Mechanical Automatic (with manual winding)
Accuracy: +45 to -35 seconds per day
Power Run Time: Approximately 41 hours when fully wound
Case Material: Stainless Steel
Crystal Material: Hardlex
Lumibrite: Yes (hands and indexes)
Clasp: Push-button three-fold
Water Resistance: Enhanced water resistance for everyday use (10 bar)
Magnetic Resistance: Yes
Case Size: Thickness: 10.8mm
Width: 34.2mm
Height: 41.4mm
Weight: 92.0g
Wrist Circumference (Maximum): 175mm
Other Features: Screw-down Back (Due to manufacturing reasons, the orientation of the case back may vary)
Crystal Dial
Other Features: Number of Jewels 24 jewels
Stop second hand
Release date: October 9, 2020
Warranty: 3-year manufacturer's warranty
*Prices, points, and other terms may differ between online and physical stores.