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Seiko Prospex Sea SPB381

$2,150.00

The Seiko Prospex SPB381, 1968 Diver’s Modern Re-interpretation GMT  Seiko is introducing a new movement in the long-trusted 6R family that has a GMT function and a power reserve extended to a full 72 hours. Caliber 6R54 is presented in three new Prospex creations (SPB381, SPB383, & The Limited Edition SPB385)...

Dresses Size Chart

Dress Size Chart (Inch)
DRESSES
SIZE IN INCHES
SIZE US / CAN BUST WAIST HIPS
XS 0 31"-32" 24"-25" 34"-35"
S 2-4 33"-34" 26"-27" 36"-37"
M 6-8 35"-36" 28"-29" 38"-39"
L 10-12 37"-39" 30"-32" 40"-42"
XL 14 40"-42" 33"-35" 43"-45"
Dress Size Chart (cm)
DRESSES
SIZE IN CM
SIZE US / CAN BUST WAIST HIPS
XS 0 78.7-81.2 60.9-63.5 86.3-88.9
S 2-4 83.8-86.3 66-68.5 91.4-93.9
M 6-8 88.9-91.4 71.1-73.6 96.5-99
L 10-12 93.9-99 76.2-81.2 101.6-106.6
XL 14 101.6-106.6 81.2-88.9 109.2-114.3

Swimwear Size Chart

Dress Size Chart (Inch)
SWIMWEAR
SIZE IN INCHES
SIZE US / CAN BUST WAIST HIPS
XS 0 31"-32" 24"-25" 33"-34"
S 2 33"-34" 26"-27" 35"-37"
M 4 35"-36" 28"-29" 37"-38"
L 6 37"-39" 30"-32" 39"-41"
XL 8 40"-42" 33"-35" 42"-44"

Shoes Size Chart

US EURO UK AUS JAPAN CHINA
5 35-36 3 3.5 21.5 35
5.5 36 3.5 4 22 35.5
6 36-37 4 4.5 22.5 36
6.5 37 4.5 5 23 36.5
7 37-38 5 5.5 23.5 37
7.5 38 5.5 6 24 37.5
8 38-39 6 6.5 24.5 38
8.5 39 6.5 7 25 38.5
9 39-40 7 7.5 25.5 39
9.5 40 7.5 8 26 39.5
10 40-41 8 8.5 26.5 40
11 41-42 9 9.5 27.5 41

Delivery

    All orders shipped with UPS Express.

    Always free shipping for orders over US $250.

    All orders are shipped with a UPS tracking number.

Returns

    Items returned within 14 days of their original shipment date in same as new condition will be eligible for a full refund or store credit.

    Refunds will be charged back to the original form of payment used for purchase.

    Customer is responsible for shipping charges when making returns and shipping/handling fees of original purchase is non-refundable.

    All sale items are final purchases.

Help

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The Seiko Prospex SPB381, 1968 Diver’s Modern Re-interpretation GMT 

Seiko is introducing a new movement in the long-trusted 6R family that has a GMT function and a power reserve extended to a full 72 hours. Caliber 6R54 is presented in three new Prospex creations (SPB381, SPB383, & The Limited Edition SPB385) that are all modern re-interpretations of a Seiko classic from 1968 and are designed for diving with 200-meter water resistance.

Watch Description

 Movement Case/Band Other Details

Calibre Number: 6R54

Movement Type: Automatic with manual winding

Precision: +25 to -15seconds per day

Power Reserve: Approx. 72 hours (3 days)

Jewels: 24 

Functions: 

  • 24-hour hand
  • Stop second hand function

Case Material: Stainless Steel (super hard coating)

Case Size:

  • Thickness: 12.9mm
  • Diameter: 42.0mm
  • Lug-to-lug: 48.6mm

Crystal:  Sapphire Crystal

Crystal Coating: Anti-reflective coating on inner surface 

LumiBrite: LumiBrite on hands, index(es) and bezel 

Clasp: Three-fold clasp with secure lock, push button release with extender 

Distance between lugs: 20 mm 

Water Resistance: 200m / 660ft diver's

Magnetic Resistance: 4,800 A/m 

Weight: 176.0gr

Features: 

  • Unidirectional rotating bezel
  • Screw-down crown
  • Three-fold clasp with secure lock
  • Screw case back