The "Classic Ingot-Profile" (Nanjiangshi) Premium Balanced Pair | 38.0mm x 38.0mm | NJS-1008

This listing features the exact pair of walnuts shown in the photos. Stock ID NJS-1008 is a naturally hand-matched, collector-grade pair of traditional "Nanjiangshi" (Nanjiang Stone) walnuts. This choice pair measures a mathematically perfect 38.0mm across the primary horizontal wide edges and an identical 38.0mm in belly depth, exhibiting a flawless, near-spherical 1:1 proportion optimized for steady hand rotation, continuous fingertip traction, and highly balanced daily handling. Ready for immediate shipping.

• Stock: 1 of 1 (Single Inventory)
• Variety: Nanjiangshi (Nanjiang Stone Lineage)
• Dimensions: 38.0mm (Width/Edge) x 38.0mm (Depth/Belly)

[About the Nanjiangshi Lineage]

The Nanjiangshi variety is historically crowned as the "King of Density" within classic scholar walnut culture. It is instantly recognized by its signature structural geometry: a sweeping, wide-edged layout that mimics a traditional Chinese silver ingot (Yuan Bao), flanked by broad dropped shoulders, a short vertical axis, and a deeply recessed concave navel base. Revered for possessing the thickest internal shell walls and highest mass density of any lineage, it delivers an active, heavy sensory feel and requires a dedicated handling journey to unlock its legendary, bone-translucent dark mahogany patina.

[Product Characteristics of NJS-1008]

• The Flawless Balanced 1:1 Profile: Measuring exactly 38.0mm in width paired with a matching 38.0mm belly depth. This flawless 1:1 dimensional ratio creates a beautifully rounded, stout, and unified silhouette. This proportional layout ensures that the walnuts roll along a perfectly predictable circular path, keeping them incredibly balanced and fluid across your fingers during rotation.
• Intricate Honeycomb Topography: The shell is enveloped in an absolute pristine network of natural "honeycomb" textures (Feng Wo Wen), characterized by thousands of deep, interlocking micro-pits and dense vertical ridges. This ultra-detailed texture completely avoids sharp or fragile points, providing unmatched high-friction traction against the skin while delivering an invigorating, deep-tissue palm massage.
• Deeply Recessed Concave Base Stance: Each piece features a wide, flared bottom layout with a distinctly deep, concave central navel. This architectural base allows each piece to stand stable on flat surfaces, while the straight vertical alignment along the main seams ensures an exceptionally balanced distribution of its heavy unit mass.
• Resonant Iron-Bone Acoustics: Grown to full wild maturity with extra-thick internal chamber walls, this pair carries immense physical weight relative to its footprint due to dense wood-bone walls. When rotated past one another, the dense bone-like material produces a sharp, high-pitched metallic ring rather than a muffled wooden clack.

[Maintenance & Aging Advice]

Because the "Nanjiangshi" lineage features an exceptionally high shell density and an intricate matrix of honeycomb valleys, it is highly recommended to keep this pair in a sealed bag when resting between handling sessions for the first month. This practice traps natural skin oils effectively to guide a uniform, blotch-free oxidation process across both the microscopic peaks and deep basal valleys. Handling them directly with bare hands—completely skipping the use of gloves—is the definitive method to naturally guide them toward a deep, high-gloss translucent dark-red patina.

[Specifications]

• Variety: Nanjiangshi (Nanjiang Stone)
• Stock ID: NJS-1008
• Dimensions: 38.0mm (Width/Edge) x 38.0mm (Depth/Belly)
• Texture: Densely clustered honeycomb micro-pits and flowing vertical folds structured around a perfectly balanced 1:1 silhouette with a deep concave base.
• Best For: Enthusiasts looking for a perfectly balanced 38mm heritage pair that showcases textbook Nanjiangshi architecture, heavy bone density, and a perfectly fluid circular roll.