Side by side

Halios Universa IIvsRolex Lady-Datejust

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

Universa II
HaliosUniversa II
MSRP $995
Lady-Datejust
RolexLady-Datejust
MSRP $16,450
What people say

Owners + reviewers, side by side

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

Halios Universa II

Owners widely praise the Halios Universa II for its applied indices, excellent finishing for the price, and comfortable 38mm dimensions. The integrated bracelet design with a satisfying micro-adjust clasp and case architecture are described as masterclasses. However, some find the bracelet clasp chunkier than the overall design, and the angular lug design is noted as not being for everyone. One owner reported unexpected pastel dial colors and a poor winding action. On balance, owners rate the Halios Universa II highly for its applied indices and excellent finishing at the price point.

Rolex Lady-Datejust

Owners widely appreciate the Rolex Lady-Datejust for its timeless, classy look and perfect 28mm size for smaller wrists, with some finding it elegant and delicate as smaller watches return to style. Others associate the 28mm size with "grandma energy" and find it outdated. Some owners find certain configurations easy to acquire from an AD, while others note that specific configurations can take up to three months. One owner finds their GMF DJ31 runs fast, requiring frequent time adjustments, and notes the wide bezel is a common complaint, though they feel it's unnoticeable in person. Owners are split on the Rolex Lady-Datejust as an investment, with some suggesting it depreciates significantly and does not recover value, while others find specific models "sweet." Overall, owners rate the Rolex Lady-Datejust highly for its classic aesthetic and suitability for smaller wrists, despite some concerns about size perception and investment value.

At a glance

16 of 29 specs differ
Diameter
Universa II38mm
Lady-Datejust28mm
Power Reserve
Universa II40h
Lady-Datejust55h
Water Resistance
Universa II100m
Lady-Datejust100m
MSRP
Universa II$995
Lady-Datejust$16,450

Full specifications

Case

7 specs
Diameter
38mm
28mm
Thickness
11.8mm
Lug-to-Lug
48mm
Lug Width
20mm
Material
316L Stainless Steel
Gem-set
Finish
Brushed and polished
18 kt yellow gold
Caseback
Solid
Monobloc middle case, screw-down case back and winding crown

Crystal & Dial

4 specs
Crystal
Sapphire (double-domed)
Sapphire
AR Coating
Inner
Dial Color
Gold
Silver
Indices
Applied
Roman numerals

Movement

4 specs
Caliber
Sellita SW300-1
2236
Power Reserve
40h
55h
Jewels
25
31
Complications
None
Date

Pricing

1 specs
MSRP
$995
$16,450
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Halios Universa II vs Rolex Lady-Datejust gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.