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Round|Natural|GIA

5.03ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 2156186321

Certificate GIA 2156186321

Diamond specifications and retailer prices

From HK$354,532 HKD
As of November 4, 2026
Save HK$34,378 HKD (9%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$388,911 HKD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 5.03ct natural round diamond

This 5.03ct natural round sits in the over five carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2156186321. Listed at 4 retailers as of November 4, 2026, with a relatively tight 10% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2156186321
Dimensions10.89 × 10.97 × 6.83 mm
L/W Ratio1.01
Culet sizeNone
Top View
10.89 mm10.97 mm5.03 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2156186321
Side View
Table 56.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$388,911 HKD|Low: HK$354,532 HKD|High: HK$395,343 HKD|Avg: HK$373,217 HKD|+0.8%
77 Diamonds
Retailer 2
November 6, 2026
Retailer 2HK$354,532 HKD
77 DiamondsHK$388,911 HKD

34 data points across 2 retailers

4 retailersHK$354,532 HKD to HK$388,911 HKD

B+
Cheapest Retailer
-
HK$354,532 HKD
Retailer 2
-
HK$354,532 HKD
View
Price last confirmed 18 days ago
Retailer 3
-
HK$354,532 HKD
View
Price last confirmed 30 days ago
Most Expensive
B
77 Diamonds
RBMBEBYJZKCH · Nov 6
HK$388,911 HKD
£39,034 GBP
View
3 more retailers have this diamond
Prices start from HK$354,532 HKDSave up to HK$34,378 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$354,532 HKD