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Round|Natural|GIA

1.55ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 1507493403

Certificate GIA 1507493403

Diamond specifications and retailer prices

From HK$26,156 HKD
As of November 6, 2026
Save HK$44,639 HKD (63%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$70,795 HKD at Adiamor · As of November 5, 2026
View at Adiamor

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1507493403. Listed at 21 retailers as of November 5, 2026, with prices from HK$26,156 to HK$70,795, a HK$44,639 spread on the same certified stone. Adiamor lists it at HK$70,795. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1507493403
Dimensions7.61 × 7.56 × 4.48 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Culet sizeNone
Key to symbols
Cloud
Top View
7.61 mm7.56 mm1.55 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1507493403
Side View
Table 58.0%Crown 32.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 59.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$26,156 HKD|Low: HK$26,156 HKD|High: HK$58,690 HKD|Avg: HK$37,366 HKD|-2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 1HK$26,156 HKD
Retailer 10HK$26,407 HKD
Retailer 11HK$31,655 HKD
Retailer 3HK$31,757 HKD
Retailer 2HK$32,401 HKD
Retailer 7HK$35,617 HKD
Retailer 9HK$36,943 HKD
Retailer 4HK$38,449 HKD
Retailer 6HK$40,544 HKD
Retailer 5HK$44,427 HKD
Retailer 8HK$57,843 HKD

28 data points across 11 retailers

21 retailersHK$26,156 HKD to HK$70,795 HKD

A
Cheapest Retailer
-
HK$26,156 HKD
A
Retailer 2
-
HK$26,407 HKD
View
A
Retailer 3
-
HK$31,655 HKD
View
A
Retailer 4
-
HK$31,757 HKD
View
A
Retailer 5
-
HK$32,401 HKD
View
A
Retailer 6
-
HK$33,538 HKD
View
A
Retailer 7
-
HK$34,401 HKD
View
A
Retailer 8
-
HK$35,617 HKD
View
A
Retailer 9
-
HK$36,009 HKD
View
B+
Retailer 10
-
HK$36,417 HKD
View
Retailer 11
-
HK$36,417 HKD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
HK$36,417 HKD
View
A
Retailer 13
-
HK$36,943 HKD
View
B+
Retailer 14
-
HK$37,586 HKD
View
A
Retailer 15
-
HK$38,449 HKD
View
B+
Retailer 16
-
HK$40,544 HKD
View
B+
Retailer 17
-
HK$42,019 HKD
View
B+
Retailer 18
-
HK$44,427 HKD
View
B
Retailer 19
-
HK$57,843 HKD
View
B
Retailer 20
-
HK$63,444 HKD
View
Most Expensive
B
Adiamor
D-64679917 · Nov 5
HK$70,795 HKD
$9,024 USD
View
20 more retailers have this diamond
Prices start from HK$26,156 HKDSave up to HK$44,639 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.

A
1.55ct Round
HK$26,156 HKD