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5.03ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1335800371

Certificate GIA 1335800371

Diamond specifications and retailer prices

From HK$637,415 HKD
As of November 6, 2026
Save HK$228,820 HKD (26%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$866,235 HKD at Yorxs · As of November 5, 2026
View at Yorxs

About this 5.03ct natural round diamond

This 5.03ct natural round sits in the over five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1335800371. Listed at 2 retailers as of November 5, 2026, with prices from HK$637,415 to HK$866,235, a HK$228,820 spread on the same certified stone. Yorxs lists it at HK$866,235. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.03
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1335800371
Dimensions10.96 × 11.02 × 6.71 mm
L/W Ratio1.01
Top View
10.96 mm11.02 mm5.03 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1335800371
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: HK$637,415 HKD|Low: HK$637,415 HKD|High: HK$876,144 HKD|Avg: HK$751,975 HKD
Retailer 1
Yorxs
November 5, 2026
Retailer 1HK$637,415 HKD
YorxsHK$866,235 HKD

18 data points across 2 retailers

2 retailersHK$637,415 HKD to HK$866,235 HKD

B
Cheapest Retailer
-
HK$637,415 HKD
Most Expensive
B
Yorxs
500078 · Nov 5
HK$866,235 HKD
€105,158 EUR
View
1 more retailer has this diamond
Prices start from HK$637,415 HKDSave up to HK$228,820 HKD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
5.03ct Round
HK$637,415 HKD