Math / Precision Timepieces

Math / Precision Timepieces We are a company dedicated to the precision of top-quality automatic watches at SeikoMod.

Fast shipping throughout the United States 🇺🇸
Our experience and quality guarantee us 📍

05/23/2026

SEIKO BLACK KNIGHT
• Brand New in Box
•Diameter 40 mm
• Sapphire crystal
• NH36 movement Automatic
316L Stainless steel bracelet
3ATM Water Resistance

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Check My list watches available in my Profile https://wa.me/+13109825801

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05/23/2026

Seiko Mod Datejust Baby Blue
• Brand New in Box
• 39 mm Fluted Bezel
• DateJust Inspired Case
• Tiffany Arabic Dial
• Transparent Back Piece
• 5ATM Waterproof
• NH35 Automatic Movement TMI

Order it now

Check My list watches available in my Profile https://wa.me/+13109825801

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05/23/2026

Seiko "Royal Oak"
• Black skeleton dial.
• Case inspired by the iconic Royal Oak design by Piguet.
• 41 mm Inspired Case Butterfly • Clasp Adjustable Bracelet
• Transparent Back Piece
• 5ATM Waterproof
• NH70 Automatic Movement TMI

We have over 20 different styles

Order it now Price $250 shipping included

https://wa.me/+13109825801 |

05/10/2026

Seiko Mod Nautilus
• Brand New in Box
• (Open Heart) Dark Blue
• 41mm case
• Butterfly adjestable bracelet
• Transparent back piece
• 5ATM Waterproof
• Seiko NH38 Automatic Movemen
• Sapphire glass
Order it now

Check My list watches available in my Profile https://wa.me/+13109825801

Follow me ! https://www.facebook.com/profile.php? id=61574367276770&mibextid=ZbWKwL

05/10/2026

SEIKO BLACK KNIGHT
• Brand New in Box
• Diameter 40 mm
• Sapphire crystal
• NH36 movement Automatic
316L Stainless steel bracelet
• 3ATM Water Resistance
Order it now

Check My list watches available in my Profile
https://wa.me/+13109825801

Follow me ! https://www.facebook.com/profile.php? id=61574367276770&mibextid=ZbWKwL

05/10/2026

Seiko Mod Datejust Baby Blue
• Brand New in Box
• 39 mm Fluted Bezel
• DateJust Inspired Case
• Tiffany Arabic Dial
• Transparent Back Piece
• 5ATM Waterproof
• NH35 Automatic Movement TMI
Order it now

Check My list watches available in my Profile https://wa.me/+13109825801

Follow me ! https://www.facebook.com/profile.php? id=61574367276770&mibextid=ZbWKwL

05/10/2026

Seiko Yacht Master Grey
SPEC: 40mm Yacht Master
Inspired Case Adjustable Oyster Inspired Bracelet
Grey Marine Master
Aftermarket Dial
Silver Ceramic Bezel #
Transparent Back Piece
5ATM Waterproof
NH35 Automatic Movement TMI
We have over 20 different styles
Order it now

https://wa.me/+13109825801

https://www.depop.com/mathwatches

05/10/2026

Seiko Mod Diamond Datejust Brand New in Box

Rose Gold Crystal Champagne

39 mm Fluted

Bezel DateJust Inspired

Crystal Champagne Dial

Transparent Back Piece

5ATM Waterproof

• NH35 Automatic Movement TMI

Order it now

https://wa.me/+13109825801

Follow me

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05/03/2026

Seiko Nautilus New in box
• Custom piece inspired by
The iconic Ptek Philippe Nautilus
• Open Heart Rose Glod Chocolate
• 41mm case
• Butterfly adjestable bracelet
• Transparent back piece
• 5ATM Waterproof
• Seiko NH38 Automatic Movement
• Sapphire glass
• We have over 20 different styles

Address

Wilmington/Ca
Wilmington, CA
90744

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