Which is cheaper, the Boldr The T Rex By Boldr X Nitecore or the Zelos Helica Moonphase?

At MSRP the Boldr The T Rex By Boldr X Nitecore is the cheaper of the two at $499, against $1,049 for the Zelos Helica Moonphase — a $550 gap before any retailer discounting.

Which is bigger, the Boldr The T Rex By Boldr X Nitecore or the Zelos Helica Moonphase?

The Boldr The T Rex By Boldr X Nitecore wears larger at 40mm versus 39mm for the Zelos Helica Moonphase — a 1mm difference across the dial.

Which has better water resistance, the Boldr The T Rex By Boldr X Nitecore or the Zelos Helica Moonphase?

The Boldr The T Rex By Boldr X Nitecore is rated to 200m versus 100m for the Zelos Helica Moonphase.

What movement does the Boldr The T Rex By Boldr X Nitecore run compared to the Zelos Helica Moonphase?

Both watches run automatic movements — the Boldr The T Rex By Boldr X Nitecore uses the Seiko NH35A and the Zelos Helica Moonphase uses the Sellita SW288 Moonphase.

Side by side

Boldr The T Rex By Boldr X NitecorevsZelos Helica Moonphase

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

Boldr The T Rex By Boldr X Nitecore

the-t-rex-by-boldr-x-nitecore

MSRP $499

Zelos Helica Moonphase

helica-moonphase-meteorite

MSRP $1,049

At a glance

11 of 29 specs differ

Diameter

The T Rex By Boldr X Nitecore40mm

Helica Moonphase39mm

Power Reserve

The T Rex By Boldr X Nitecore40h

Helica Moonphase40h

Water Resistance

The T Rex By Boldr X Nitecore200m

Helica Moonphase100m

MSRP

The T Rex By Boldr X Nitecore$499

Helica Moonphase$1,049

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

T-Rex by BOLDR x Nitecore

Meteorite

Lume

Super-LumiNova

None

Movement

1 specs

Caliber

Seiko NH35A

Sellita SW288 Moonphase

Pricing

1 specs

MSRP

$499

$1,049

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