Chronotechna NanoBlackvsLoresum LS04 V2
lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures
Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

NanoBlack

LS04 V2
Diameter
42mm
36.5mm
Lug-to-Lug
47.9mm
43mm
lowest
Thickness
11.7mm
9.4mm
lowest
Water Resistance
100m
highest
30m
Power Reserve
38h
38h
Movement
Sellita SW200-1
Sellita SW200-1
Case
5 specsCrystal & Dial
1 specsMovement
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Chronotechna NanoBlack is noted for its pigment issues, with over 50% of the NanoBlack and VantaBlack pigments being rejected and requiring dial recalls and repainting. On balance, the Chronotechna NanoBlack is not rated well due to significant pigment and dial issues.
Owners widely praise the Loresum LS04 V2 for its attractive design, good finishing, and comfortable 36.5mm case size, with many finding it a dressy watch that elevates outfits. The Aventurine dial is noted for its sparkle, especially the moon dial at night, though one owner finds it can appear tacky in bright light. The Sellita SW200-1 movement is a point of discussion, with some seeing it as a premium choice over a Miyota, while others feel it contributes to a higher price point for a Chinese brand. One owner noted a slight blueish taint in the branding and an oddly color-matched second hand. Overall, owners rate the Loresum LS04 V2 highly for its elegant design and wearability at its price point.
Similar watches
Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.
Also compared
Comparisons nearby in the catalog: alternatives to the watches above paired against the matchup.









