Overview – A Classic Blancpain Done Right
The Blancpain Leman Big Date replica (Ref. 2850B-1130-64B) is a perfect example of understated Swiss elegance combined with genuine mechanical depth. Unlike oversized or flashy sports watches, the Leman series focuses on balance, legibility, and timeless proportions.
This replica faithfully recreates the original design, including the iconic dual-window big date display, clean black dial, and refined stainless-steel case — making it ideal for daily wear or formal occasions.

Dial & Big Date Display
One of the defining features of this Blancpain Leman replica is its Grande Date (Big Date) complication.

Dual independent date discs

Wide rectangular date windows

Large numerals for instant readability

Perfect alignment without gap or tilt

Unlike cheap replicas that use simple date wheels, this model replicates the true big date mechanism, maintaining correct spacing and smooth midnight switching.

Case & Wearing Experience

40mm stainless steel case — true to the original dimensions

Slim profile suitable for dress shirts

Brushed and polished finishing for a refined look

Sapphire crystal with anti-reflective coating

Transparent case back showcasing the movement

The proportions make this watch especially suitable for collectors who prefer classic sizing over oversized sports watches.

Movement – Cloned Calibre 6950
At the heart of this Blancpain Leman Big Date replica is a cloned version of the Blancpain Calibre 6950 automatic movement.
Key characteristics:

Automatic winding

Approx. 70-hour power reserve

Stable big date function

Smooth and quiet rotor operation

This movement is designed to mirror the layout and function of the original, offering both reliability and visual authenticity through the sapphire case back.

Why Choose This Blancpain Leman Replica?

Faithful recreation of a true haute horlogerie model

Correct big date complication (not a fake overlay)

Elegant design suitable for professional settings

Less common than Rolex or AP replicas — discreet and refined

Ideal for collectors who appreciate watchmaking, not hype

📊 Specifications Table

Feature
Details

Model
Blancpain Leman Big Date

Reference
2850B-1130-64B

Case Material
Stainless Steel

Case Diameter
40mm

Thickness
Approx. 11mm

Dial
Black with Arabic numerals

Crystal
Sapphire (AR coated)

Movement
Cloned Calibre 6950 Automatic

Power Reserve
~70 hours

Functions
Hours, Minutes, Big Date

Case Back
Sapphire exhibition

Water Resistance
Daily life resistant

❓ FAQ
Is this a real big date mechanism?
Yes. This Blancpain Leman Big Date replica uses a true dual-disc big date system, not a printed or fake overlay.
How close is the movement to the original?
The cloned 6950 movement matches the original in layout, function, and power reserve, offering excellent stability and smooth operation.
Is this suitable for daily wear?
Absolutely. With its 40mm size and slim profile, this watch is comfortable for daily use, including office and formal environments.
Is the watch waterproof?
It is splash-resistant for daily use (hand washing, rain). It is not intended for swimming or diving.
Who is this watch best for?
Collectors who appreciate classic Swiss watchmaking, discreet luxury, and mechanical elegance rather than loud or trendy designs.