Which is cheaper, the Sinn 103 St Ty Hd or the Boldr Marine?

At MSRP the Boldr Marine is the cheaper of the two at $439, against $2,797 for the Sinn 103 St Ty Hd — a $2,358 gap before any retailer discounting.

Which is bigger, the Sinn 103 St Ty Hd or the Boldr Marine?

The Sinn 103 St Ty Hd wears larger at 41mm versus 40mm for the Boldr Marine — a 1mm difference across the dial.

Which has a longer power reserve, the Sinn 103 St Ty Hd or the Boldr Marine?

The Sinn 103 St Ty Hd carries a 48-hour power reserve against 40 hours on the Boldr Marine.

What movement does the Sinn 103 St Ty Hd run compared to the Boldr Marine?

Both watches run automatic movements — the Sinn 103 St Ty Hd uses the ETA 7750 and the Boldr Marine uses the NH35A.

Side by side

Sinn 103 St Ty HdvsBoldr Marine

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

Add a watch

Sinn 103 St Ty Hd

103 St Ty Hd

MSRP $2,797

Boldr Marine

marine-elewana

MSRP $439

At a glance

14 of 29 specs differ

Diameter

103 St Ty Hd41mm

Marine40mm

Power Reserve

103 St Ty Hd48h

Marine40h

Water Resistance

103 St Ty Hd200m

Marine200m

MSRP

103 St Ty Hd$2,797

Marine$439

Full specifications

Case

5 specs

Diameter

41mm

40mm

Thickness

14.7mm

12.3mm

Lug-to-Lug

—

46mm

Finish

—

Brushed and polished

Caseback

—

Solid

Crystal & Dial

5 specs

Crystal Shape

—

Flat

AR Coating

—

Yes

Dial Color

Black

Defender Elewana

Indices

—

Applied

Lume

None

Super-LumiNova

Movement

3 specs

Caliber

ETA 7750

NH35A

Power Reserve

48h

40h

Jewels

Pricing

1 specs

MSRP

$2,797

$439

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Sinn 103 St Ty HdvsBoldr Marine

At a glance

Full specifications

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