Which is cheaper, the Hemel HFC Mechanical Chronograph or the Tudor Black Bay Chrono S&G?

At MSRP the Hemel HFC Mechanical Chronograph is the cheaper of the two at $550, against $8,525 for the Tudor Black Bay Chrono S&G — a $7,975 gap before any retailer discounting.

Which is bigger, the Hemel HFC Mechanical Chronograph or the Tudor Black Bay Chrono S&G?

The Tudor Black Bay Chrono S&G wears larger at 41mm versus 40mm for the Hemel HFC Mechanical Chronograph — a 1mm difference across the dial.

Which has better water resistance, the Hemel HFC Mechanical Chronograph or the Tudor Black Bay Chrono S&G?

The Tudor Black Bay Chrono S&G is rated to 200m versus 100m for the Hemel HFC Mechanical Chronograph.

Which has a longer power reserve, the Hemel HFC Mechanical Chronograph or the Tudor Black Bay Chrono S&G?

The Tudor Black Bay Chrono S&G carries a 70-hour power reserve against 40 hours on the Hemel HFC Mechanical Chronograph.

What movement does the Hemel HFC Mechanical Chronograph run compared to the Tudor Black Bay Chrono S&G?

The Hemel HFC Mechanical Chronograph runs a manual caliber (Seagull ST19), while the Tudor Black Bay Chrono S&G runs a automatic (MT5813).

Side by side

Hemel HFC Mechanical ChronographvsTudor Black Bay Chrono S&G

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Hemel HFC Mechanical Chronograph

the-airfoil

MSRP $550

Tudor Black Bay Chrono S&G

m79363n-0002

MSRP $8,525

At a glance

22 of 29 specs differ

Diameter

HFC Mechanical Chronograph40mm

Black Bay Chrono S&G41mm

Power Reserve

HFC Mechanical Chronograph40h

Black Bay Chrono S&G70h

Water Resistance

HFC Mechanical Chronograph100m

Black Bay Chrono S&G200m

MSRP

HFC Mechanical Chronograph$550

Black Bay Chrono S&G$8,525

Full specifications

Case

8 specs

Diameter

40mm

41mm

Thickness

13.4mm

14.4mm

Lug-to-Lug

47mm

46mm

Lug Width

20mm

22mm

Material

316L Stainless Steel

Stainless Steel

Finish

Brushed and polished

Polished + Satin

Water Resistance

100m

200m

Caseback

Solid

Solid screw-down

Crystal & Dial

5 specs

Crystal

Domed Sapphire

Sapphire

Crystal Shape

Flat

—

AR Coating

Inner

—

Dial Color

Airfoil (1970s British Pilot)

Black

Indices

Applied

—

Movement

8 specs

Caliber

Seagull ST19

MT5813

Type

Manual

Automatic

Beat Rate

28,800 vph

0 vph

Power Reserve

40h

70h

Jewels

Hacking

Yes

Hand-winding

Yes

Complications

None

Chronograph

Pricing

1 specs

MSRP

$550

$8,525

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