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Round|Natural|GIA

1.40ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 5556327803

Certificate GIA 5556327803

Diamond specifications and retailer prices

From HK$26,281 HKD
As of November 5, 2026
Save HK$19,307 HKD (42%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$47,620 HKD at NZ Jewellers · As of October 3, 2026
View at NZ Jewellers

About this 1.4ct natural round diamond

This 1.4ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5556327803. Listed at 11 retailers as of November 4, 2026, with a 73% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.40
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5556327803
Dimensions7.07 × 7.12 × 4.46 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
7.07 mm7.12 mm1.40 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556327803
Side View
Table 57.0%Crown 36°GirdlePavilion 40.6°Culet: NoneDepth 62.8%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: HK$28,109 HKD|Low: HK$26,281 HKD|High: HK$47,550 HKD|Avg: HK$33,469 HKD|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6HK$26,281 HKD
Retailer 1HK$28,109 HKD
Retailer 3HK$31,679 HKD
Retailer 2HK$31,742 HKD
Retailer 4HK$33,358 HKD
Retailer 5HK$45,588 HKD

45 data points across 6 retailers

11 retailersHK$26,281 HKD to HK$45,588 HKD

B+
Cheapest Retailer
-
HK$26,281 HKD
Retailer 2
-
HK$27,333 HKD
View
Price last confirmed 29 days ago
Retailer 3
-
HK$27,333 HKD
View
Price last confirmed 29 days ago
B+
Retailer 4
-
HK$28,109 HKD
View
Retailer 5
-
HK$29,176 HKD
View
Price last confirmed 38 days ago
Retailer 6
-
HK$31,538 HKD
View
Price last confirmed 35 days ago
B+
Retailer 7
-
HK$31,679 HKD
View
B+
Retailer 8
-
HK$31,742 HKD
View
B
Retailer 9
-
HK$33,358 HKD
View
B
Retailer 10
-
HK$45,588 HKD
View
Most Expensive
NZ Jewellers
f26d75f1-4073-4103-856b-0821ff293602 · Oct 3
HK$47,620 HKD
$6,070 USD
View
Price last confirmed 34 days ago
10 more retailers have this diamond
Prices start from HK$26,281 HKDSave up to HK$19,307 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+
1.40ct Round
HK$26,281 HKD