# Ray-Ban Round Metal Polished Gold / Grey 53-21

- variant_id: `rayban-rb3447-8056597858236`
- Model: Round Metal (RB3447)
- Maker codes: style_code RB3447
- Size label: 53-21
- data_version: c2.o0 (production)
- Checked at: 2026-09-29T15:31:28Z (spec freshness: fresh; method: dual_extraction_agreement)
- Updated at: 2026-09-29T16:37:22Z
- HTML: https://sunglassesguides.com/variants/rayban-rb3447-8056597858236 · JSON: https://sunglassesguides.com/api/v1/variants/rayban-rb3447-8056597858236
- Image: unavailable (no licensed product image)
- Offers: not covered (no approved price source)

## Fields

| Field | Value | field_status | Sources | Evidence |
|---|---|---|---|---|
| Lens width | 53 mm | manufacturer_reported | src_rayban_an_com_usa_sunglasses_rb3447round_20metal_gold_8056597858236 | "Round Metal Sunglasses in Polished Gold and Grey (53-21) - RB3447 / Ray-Ban® US" |
| Bridge width | 21 mm | manufacturer_reported | src_rayban_an_com_usa_sunglasses_rb3447round_20metal_gold_8056597858236 | "Round Metal Sunglasses in Polished Gold and Grey (53-21) - RB3447 / Ray-Ban® US" |
| Temple length | unknown | unknown |  |  |
| Lens height | unknown | unknown |  |  |
| Frame width | unknown | unknown |  |  |
| Maker fit label | unknown | unknown |  |  |
| Bridge fit (normalized) | unknown | unknown |  |  |
| Adjustable nose pads | unknown | unknown |  |  |
| Frame material | Metal | manufacturer_reported | src_rayban_an_com_usa_sunglasses_rb3447round_20metal_gold_8056597858236 | "Shop Round Metal sunglasses with Polished Gold Metal frame and Grey (53-21) lenses." |
| Frame color | Polished Gold | manufacturer_reported | src_rayban_an_com_usa_sunglasses_rb3447round_20metal_gold_8056597858236 | "Shop Round Metal sunglasses with Polished Gold Metal frame and Grey (53-21) lenses." |
| Lens | Grey | manufacturer_reported | src_rayban_an_com_usa_sunglasses_rb3447round_20metal_gold_8056597858236 | "Shop Round Metal sunglasses with Polished Gold Metal frame and Grey (53-21) lenses." |
| Polarized | unknown | unknown |  |  |
| Light transmission | unknown | unknown |  |  |
| Lens category | unknown | unknown |  |  |
| Lens material | unknown | unknown |  |  |
| UV claim | unknown | unknown |  |  |
| GTIN/UPC | unknown | unknown |  |  |

bridge_fit: manufacturer_fit_label is not known for this variant

Notes: Two WebFetch reads of each page with differently worded prompts (A: transcribe then map; B: per-field questions); only values both reads returned identically are recorded. Read A: Matches scout expectation (Polished Gold / Grey / 53-21). No polarized or fit wording in title/meta; temple length, lens height, UV, lens material, GTIN not stated. Read B: Matches scout expectation (Polished Gold / Grey / 53-21). Not polarized (word absent). Same clock reading as the other fetches (read once before the parallel batch).

## Sources

- `src_rayban_an_com_usa_sunglasses_rb3447round_20metal_gold_8056597858236`: [Ray-Ban US product page: Round Metal RB3447](https://www.ray-ban.com/usa/sunglasses/RB3447round%20metal-gold/8056597858236) (manufacturer_product_page, publisher Ray-Ban, retrieved 2026-09-29T15:31:17Z)