Skip to content

Shop
Contact
Our Story
FAQ
Shipping / Warranty

Facebook
Instagram

Shop
Contact
Our Story
FAQ
Shipping / Warranty

Search

Item added to your cart

View cart

All watches assembled in the USA

Welcome to Sunshine Custom Watch

Free USA shipping

All watches assembled in the USA

Welcome to Sunshine Custom Watch

Free USA shipping

All watches assembled in the USA

Welcome to Sunshine Custom Watch

Free USA shipping

All watches assembled in the USA

Welcome to Sunshine Custom Watch

Free USA shipping

All watches assembled in the USA

Welcome to Sunshine Custom Watch

Free USA shipping

All watches assembled in the USA

Welcome to Sunshine Custom Watch

Free USA shipping

All watches assembled in the USA

Welcome to Sunshine Custom Watch

Free USA shipping

All watches assembled in the USA

Welcome to Sunshine Custom Watch

Free USA shipping

All watches assembled in the USA

Welcome to Sunshine Custom Watch

Free USA shipping

All watches assembled in the USA

Welcome to Sunshine Custom Watch

Free USA shipping

All watches assembled in the USA

Welcome to Sunshine Custom Watch

Free USA shipping

All watches assembled in the USA

Welcome to Sunshine Custom Watch

Free USA shipping

Collection: GMT Watches

GMT Seiko watch mods featuring the NH34A automatic GMT movement

Sort by:

17 products

Filter:

Availability (0)

Availability

In stock (13 products)
Out of stock (5 products)

Case color (0)

Case color

Gold (3 products)
Rose gold (1 product)
Silver (14 products)

Price

The highest price is $379.00

$

From

To

Case Size (0)

Case Size

40mm (13 products)
39mm (3 products)

Dial color (0)

Dial color

Beige (1 product)
Black (13 products)
Blue (1 product)
Gray (1 product)
Multicolor (1 product)
White (3 products)

Filter and sort Filter

Filter and sort

Filter

17 products

Availability

In stock (13 products)
Out of stock (5 products)

Clear

Case color

Gold (3 products)
Rose gold (1 products)
Silver (14 products)

Clear

Price

The highest price is $379.00

$

From

$

To

Clear

Case Size

40mm (13 products)
39mm (3 products)

Clear

Dial color

Beige (1 products)
Black (13 products)
Blue (1 products)
Gray (1 products)
Multicolor (1 products)
White (3 products)

Clear

Sort by:

Remove all

17 products

GMT Explorer II Seiko Custom Watch

Sale

GMT Explorer II Seiko Custom Watch

Regular price $359.00 USD

Regular price ~~$499.00 USD~~ Sale price $359.00 USD
Unit price per

Sale
GMT GS Seiko Custom Mod Watch

Sale

GMT GS Seiko Custom Mod Watch

Regular price $359.00 USD

Regular price ~~$479.00 USD~~ Sale price $359.00 USD
Unit price per

Sale
GMT Master Seiko Custom Mod (Bruce Wayne)

Sale

GMT Master Seiko Custom Mod (Bruce Wayne)

Regular price $359.00 USD

Regular price ~~$499.00 USD~~ Sale price $359.00 USD
Unit price per

Sale
GMT Master Seiko Custom Mod (Batman)

Sale

GMT Master Seiko Custom Mod (Batman)

Regular price $359.00 USD

Regular price ~~$499.00 USD~~ Sale price $359.00 USD
Unit price per

Sale
GMT Master Seiko Custom Mod (Vintage)

Sale

GMT Master Seiko Custom Mod (Vintage)

Regular price From $359.00 USD

Regular price ~~$499.00 USD~~ Sale price From $359.00 USD
Unit price per

Sale
GMT GS Seiko Custom Mod Watch (Ice Blue)

Sale

GMT GS Seiko Custom Mod Watch (Ice Blue)

Regular price $359.00 USD

Regular price ~~$479.00 USD~~ Sale price $359.00 USD
Unit price per

Sale
GMT Meteorite Seiko Custom Mod (Pepsi)

Sale

GMT Meteorite Seiko Custom Mod (Pepsi)

Regular price $359.00 USD

Regular price ~~$499.00 USD~~ Sale price $359.00 USD
Unit price per

Sale
GMT Master Seiko Custom Mod (Coke)

Sale

GMT Master Seiko Custom Mod (Coke)

Regular price $359.00 USD

Regular price ~~$499.00 USD~~ Sale price $359.00 USD
Unit price per

Sale
GMT Master Seiko Custom Mod (Pepsi)

Sale

GMT Master Seiko Custom Mod (Pepsi)

Regular price $359.00 USD

Regular price ~~$499.00 USD~~ Sale price $359.00 USD
Unit price per

Sale
GMT Master Seiko Custom Mod (Black)

Sale

GMT Master Seiko Custom Mod (Black)

Regular price $359.00 USD

Regular price ~~$499.00 USD~~ Sale price $359.00 USD
Unit price per

Sale
GMT Master Seiko Custom Mod (Sprite)

Sale

GMT Master Seiko Custom Mod (Sprite)

Regular price $359.00 USD

Regular price ~~$499.00 USD~~ Sale price $359.00 USD
Unit price per

Sale
GMT Master Seiko Custom Mod, Gold Case Black/Grey Bezel

Sold out

GMT Master Seiko Custom Mod, Gold Case Black/Grey Bezel

Regular price $359.00 USD

Regular price ~~$499.00 USD~~ Sale price $359.00 USD
Unit price per

Sold out
Custom GMT Seiko Mod Watch (Two Tone)

Sold out

Custom GMT Seiko Mod Watch (Two Tone)

Regular price $359.00 USD

Regular price ~~$499.00 USD~~ Sale price $359.00 USD
Unit price per

Sold out
GMT Joker Seiko Custom Mod Watch

Sale

GMT Joker Seiko Custom Mod Watch

Regular price $359.00 USD

Regular price ~~$499.00 USD~~ Sale price $359.00 USD
Unit price per

Sale
Custom GMT Seiko Mod Watch

Sold out

Custom GMT Seiko Mod Watch

Regular price $359.00 USD

Regular price ~~$499.00 USD~~ Sale price $359.00 USD
Unit price per

Sold out
GMT Seiko Custom Mod Watch, White Pepsi

Sale

GMT Seiko Custom Mod Watch, White Pepsi

Regular price $359.00 USD

Regular price ~~$499.00 USD~~ Sale price $359.00 USD
Unit price per

Sale
GMT Rootbeer Seiko Custom Mod Watch

Sold out

GMT Rootbeer Seiko Custom Mod Watch

Regular price $359.00 USD

Regular price ~~$499.00 USD~~ Sale price $359.00 USD
Unit price per

Sold out

Don't miss out on new collections and exclusive offers. Subscribe now!

Email

Facebook
Instagram

Payment methods

© 2025, Sunshine Custom Watch

Choosing a selection results in a full page refresh.
Opens in a new window.