Seiko Diamond CollectionvsLongines PRIMALUNA

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Seiko Diamond Collection at true scale

Diamond Collection

Longines PRIMALUNA at true scale

PRIMALUNA

Diameter

32mm

30mm

Lug-to-Lug

39mm

37mm

lowest

Thickness

8.2mm

8mm

lowest

Water Resistance

100m

highest

30m

MSRP

$525

lowest

$1,700

Movement

Seiko 6N32

L152.3

Case

5 specs
Diameter
32mm
30mm
Thickness
8.2mm
8mm
Lug-to-Lug
39mm
37mm
Lug Width
15mm
7mm
Water Resistance
100m
30m

Crystal & Dial

4 specs
AR Coating
n/a
Underside
Dial Color
n/a
Mother of Pearl
Indices
n/a
Diamond indexes
Lume
None
Super-LumiNova

Movement

3 specs
Caliber
Seiko 6N32
L152.3
Beat Rate
0 vph
25,200 vph
Complications
None
Hours, minutes, seconds and date

Pricing

1 specs
MSRP
$525
$1,700
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Reviews

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

Seiko Diamond Collection

Owners widely praise the Seiko Diamond Collection for its stunning beauty, particularly highlighting the 14 real diamonds and the attractive two-tone color scheme. The mother-of-pearl dial, sapphire crystal, and lightweight build are frequently appreciated features. Some owners note that the dial's detail is best captured in direct sunlight, and the green-dialed version has been a particular hit. The watch is considered to offer excellent fit and finish for its price, especially when found on sale. Overall, owners rate the Seiko Diamond Collection highly for its dazzling diamond accents and attractive aesthetic.

Longines PRIMALUNA

The Longines PRIMALUNA is appreciated for its attractive style, with some owners finding the 30mm case size to be understated. Discussions among owners often compare the practicality and lower cost of the quartz movement against the perceived specialness of an automatic. The watch is available with various dial and material choices, and some reviews note a fluid, polished case with a contemporary blend into the bracelet while retaining classic aesthetics. Overall, owners and reviewers find the Longines PRIMALUNA to be a stylish and well-finished watch at its price point.

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