Side by side

Longines MASTER COLLECTION MOONPHASEvsZelos Helica

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

MASTER COLLECTION MOONPHASE
LonginesMASTER COLLECTION MOONPHASE
MSRP $3,500
Helica
ZelosHelica
MSRP $499

At a glance

20 of 29 specs differ
Diameter
MASTER COLLECTION MOONPHASE34mm
Helica39mm
Power Reserve
MASTER COLLECTION MOONPHASE
Helica40h
Water Resistance
MASTER COLLECTION MOONPHASE30m
Helica100m
MSRP
MASTER COLLECTION MOONPHASE$3,500
Helica$499

Full specifications

Case

9 specs
Category
Moonphase
Diver
Diameter
34mm
39mm
Thickness
11.2mm
10.5mm
Lug-to-Lug
49.7mm
39mm
Lug Width
21mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
30m
100m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Silver
39 - Wave MOP
Indices
Applied

Movement

6 specs
Caliber
L899.5
Miyota 9015
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
40h
Jewels
0
25
Hacking
No
Yes
Hand-winding
No
Yes

Pricing

1 specs
MSRP
$3,500
$499

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Longines MASTER COLLECTION MOONPHASE

Owners widely praise the Longines Master Collection Moonphase for its beautiful, legible, and mesmerizing dial, with one owner noting it balances class and complexity. The watch offers old-world charm and a romantic moonphase complication, with the Caliber L899 movement providing a 64-hour power reserve. Some owners find the $3k price point high, suggesting better value exists elsewhere, while others acquired it for around $1700 USD. One owner notes the 40mm size is a perfect fit for a 6.75-inch wrist, though its limited water resistance makes it unsuitable for adventurous wear. On balance, the consensus is that the Longines Master Collection Moonphase is highly regarded for its classic design and attractive moonphase complication at its price point.

Zelos Helica

Owners widely praise the Zelos Helica for its stunning, often color-shifting dials, with specific mentions of the MoP, slate grey, 'Steel Blue', and red opal variants being particularly captivating and artful. The 39mm case size is noted as fitting well on smaller wrists, and the overall build quality and finishing for the price are frequently highlighted as impressive, with one owner calling it "a lot of watch for the price." Some owners appreciate the novel bracelet designs and full lume dials, while others find the bracelet and clasp edges sharp or the clasp lacking on-the-fly adjustment. Opinions on the date window are mixed, with one owner disliking it. The Zelos Helica Moonphase was considered cluttered by one owner, and its $1K USD price point was felt to be steep by another, though popular variants sold out rapidly. Overall, owners rate the Zelos Helica highly for its striking dial designs and impressive value proposition.

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