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【杭州精时恒达名表售后服务中心:免费热线400-691-7787 QQ:2740934042 地址：杭州大厦C座坤和中心30层3006室】无论是在工艺上还是在创新上，都处于领导地位。那么，如何鉴定金表，下面就请杭州精时恒达的专业技师为您介绍一下。

[fine when the Hangzhou Hengda watches after-sales service center: free hotline 400-691-7787 address: Hangzhou building C block, Kun and center 30 storey room 3006] both in the process or in innovation, are in a leading position. So, how to identify the gold watch, please fine when the Hangzhou Hengda professional technicians to introduce you to.

1.K金壳表。K是德语Karat的个字母，是用来表示黄金纯度的单位。K数越大，含金量越高。纯金为24K，常见K金壳表有9K、10K、12K、14K和18K等5种。进口K金壳表的含金标志，一般刷在表后盖的里面;也有用女人头(表示18K)、鸟类(表示14K)、树木(表示10K)作为标志的。

1.K gold shell. K is the first letter of the German Karat, which is used to indicate the purity of gold. K number, the higher the gold content. Gold 24K, gold 9K, common shell table 10K, 12K, 14K and 18K 5. Imported K gold shell form gold mark, general brush inside back cover sheet; also useful woman head (18K), birds (14K), trees (10K) as the marker.

2.镀金表。它是在铜质壳框的表面，用化学方法镀覆一层金合金，其厚度以微米(符号μ)作为什量单位1微米等于1/1000毫米。国际标准化组织对镀金表的标写规定是：以英文字母C表示K数;P表示厚度。如C18P20即为纯度为18K，厚度为20μ的镀金表。

2 gold watch. It is the surface of the box in the copper shell, chemically plating a layer of gold alloy, the thickness of the micron (Fu Hao) as what unit 1 micron is equal to 1 / 1000 mm. The international standard organization for the gold plating table of the provisions of the provisions are: the English letter C K number; P said the thickness. Such as C18P20 is 18K, the thickness of the gold plating table for 20.

3.包金表。其表壳为铜质，外包一层金合金，经机械滚轧成为整体。此外，还有一种钢背包金表，这类表的后盖是不锈钢的，仅对框壳予以包金。包金表只标厚度，不标纯度。国际标准化组织对包金的标写规定是以英文字母L表示厚度。如L40即为金箔厚40μ，一般厚度有20μ、40μ、60μ、80μ等4种。

Table 3 gold. The case for copper, outsourcing a layer of gold alloy, the mechanical rolling as a whole. In addition, there is a steel back gold table, the table cover is stainless steel, only to be gold box shell. Bao Jinbiao only standard thickness, not standard purity. The international organization for standardization of the gold standard written regulations to English letter L thickness. If L40 is the gold foil thickness of 40 mu, 40 mu, generally has a thickness of 20 mu, 60 mu, 80 mu 4.

4.金圈表。一般为全钢手表，仅在上壳沿表玻璃外侧镶有一圈K金皮，它可与表壳分离。K金纯度有7K、9K、10K、14K等，厚度一般不足0.5毫米。

4 gold ring. General all steel watches, only in the upper part of the shell along the outer side of the glass table with a ring of gold skin, it can be the case with separation. 7K 9K, a gold purity, 10K, 14K, thickness less than 0.5 mm.

5.金圈耳壳表。它是将单独制成的K金片，性地盖套粘结在手表的4只脚上端，其它与金圈表相同。国际标准化组织对贴金的标写规定是：以字母C表示厚度，一般不标纯度。如C250即为贴金厚度250微米。目前，贴金厚度有200微米、250微米、300微米等3种。当前市场上还常出现一种镀黄表，它是一般不含黄金成分的金黄色表壳的泛称，它镀的是钛。

Table 5 gold ear ring. It is a piece of gold will be individually made, permanently cover between 4 feet at the upper end of the watch, and watch the same other gold ring. The international organization for standardization of the gold standard written provisions are: said the letter C is generally not standard thickness, purity. If the C250 is with the thickness of 250 micrometers. At present, with the thickness of 200 micron, 250 micron, 300 micron, 3. Currently on the market often appear a plated yellow form, it is generally do not contain the composition of gold gold watchcase middy, it plated titanium.

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