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Product details
Description
The Seiko Prospex Marinemaster 1968 Heritage Reinterpretation in Satin Black Automatic Men's Watch HBF001J1 is a premium professional diver's watch that pays tribute to Seiko's legendary 1968 Hi-Beat Diver. Combining the iconic Marinemaster heritage with modern engineering, this exceptional timepiece features a sophisticated satin black dial designed for maximum underwater legibility. Powered by Seiko's flagship in-house Calibre 8L45 automatic movement with manual winding capability, it delivers remarkable precision of +10 to -5 seconds per day, a smooth 28,800 vibrations per hour beat rate, and an impressive 72-hour power reserve. The robust 42.6 mm stainless steel case is fitted with a ceramic bezel insert, dual-curved sapphire crystal with anti-reflective coating, and a professional-grade micro-adjustable bracelet clasp. Built to ISO diver standards with 300 meters of water resistance, the HBF001J1 is an outstanding choice for professional divers and collectors seeking uncompromising performance and Japanese craftsmanship.
Case & crystal9
Case Diameter
42.6 mm
Case Thickness
14.1 mm
Case Length
49.3 mm
Lug Width
20 mm
Case Material
Stainless Steel
Case Shape
Round
Crystal
Dual-Curved Sapphire Crystal
Crystal Coating
Anti-Reflective Coating on Inner Surface
Case Back
Screw Case Back
Movement3
Watch Type
Automatic Professional Diver's Watch
Movement
Automatic with Manual Winding
Functions
Date Display, Stop Second Hand Function
Dial2
Dial Colour
Satin Black
Luminosity
LumiBrite on Hands, Hour Markers and Bezel
Strap & clasp2
Band Material
Stainless Steel
Clasp Type
Three-Fold Clasp with Push Button Release, Solid & Slide Adjuster
General15
Brand
Seiko
Collection
Prospex Marinemaster
Series
1968 Heritage Reinterpretation
Model Number
HBF001J1
Calibre
8L45
Accuracy
+10 to -5 Seconds Per Day
Jewels
35 Jewels
Beat Rate
28,800 Vibrations Per Hour (8 Beats Per Second)
Power Reserve
Approximately 72 Hours (3 Days)
Bezel
Stainless Steel with Ceramic Insert, Unidirectional Rotating
Crown
Screw-Down Crown
Magnetic Resistance
4,800 A/m
Water Resistance
300 Meters (1000 ft) Diver's
Gender
Men
Warranty
2 Years Manufacturer Warranty
Highlighted points
Case size: 42.6 mm
Movement: Automatic
Case Material: Stainless Steel
Case Shape: Round
Dial Color: Black
Water Resistent: 300m
Everything You Need to Know
Are the watches sold on Ramesh Watch Co genuine?
Yes. Ramesh Watch Co has been in watch retail since 1948 and is an authorised retailer for brands like Rado, Tissot and Seiko. We also sell Casio, Fossil, Armani Exchange, Emporio Armani, Michael Kors and many more. Every watch is 100% original and comes in the brand's original box with its warranty card.
Do the watches come with a warranty?
Yes. Every watch is covered by its brand's official warranty, and the warranty card is included in the box. If a functional or manufacturing issue comes up, we help you get it repaired or replaced through the brand's warranty.
Can I return or exchange my watch?
Yes, within these time limits:
Change of mind (you don't like the look or size): request a return within 48 hours of delivery.
Functional or manufacturing issue: request a return within 10 days of delivery.
The watch must be unused and returned with its original box, warranty card, tags and all accessories. Smartwatches cannot be returned for change of mind; issues with them are handled under the brand warranty.
How long does a refund take?
Once we receive the watch, we inspect it within 24–48 hours. After approval, we start the refund within 48 hours. The amount usually reaches your account in 5–10 working days.
Online payments (UPI, card, net banking) are refunded to the same payment method.
COD orders are refunded to your bank account by NEFT/IMPS.
A return shipping fee applies: ₹200 on orders below ₹10,000, and 2% of the product value on orders of ₹10,000 and above.
Is Cash on Delivery available? How do I contact you?
Yes, you can pay by Cash on Delivery or online (UPI, card, net banking). For order, return or product questions, call or WhatsApp us on 7674812669 / 9885300092. You can also visit our showrooms in Hyderabad.
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