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1.51ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7553994445

Certificate GIA 7553994445

Diamond specifications and retailer prices

From HK$35,746 HKD
As of November 6, 2026
Save HK$15,040 HKD (30%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$50,786 HKD at Jared · As of November 6, 2026
View at Jared

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7553994445. Listed at 9 retailers as of November 6, 2026, with prices from HK$35,746 to HK$50,786, a HK$15,040 spread on the same certified stone. Jared lists it at HK$50,786. 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

1.51
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 7553994445
Dimensions7.26 × 7.30 × 4.60 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Twinning Wisp, Cloud, Crystal, Needle
Top View
7.26 mm7.30 mm1.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7553994445
Side View
Table 57.0%Crown 35°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 63.2%

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$50,786 HKD|Low: HK$35,746 HKD|High: HK$50,786 HKD|Avg: HK$43,895 HKD
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2HK$35,746 HKD
Retailer 5HK$41,107 HKD
Retailer 7HK$42,996 HKD
Retailer 3HK$44,289 HKD
Retailer 9HK$45,379 HKD
Retailer 8HK$46,029 HKD
Retailer 4HK$49,140 HKD
Retailer 6HK$49,140 HKD
JaredHK$50,786 HKD

45 data points across 9 retailers

9 retailersHK$35,746 HKD to HK$50,786 HKD

A
Cheapest Retailer
-
HK$35,746 HKD
A
Retailer 2
-
HK$41,107 HKD
View
B+
Retailer 3
-
HK$42,996 HKD
View
B+
Retailer 4
-
HK$44,289 HKD
View
B+
Retailer 5
-
HK$45,379 HKD
View
B+
Retailer 6
-
HK$46,029 HKD
View
B+
Retailer 7
-
HK$49,140 HKD
View
B+
Retailer 8
-
HK$49,140 HKD
View
Most Expensive
B+
Jared
160181293 · Nov 6
HK$50,786 HKD
$6,480 USD
View
8 more retailers have this diamond
Prices start from HK$35,746 HKDSave up to HK$15,040 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
1.51ct Round
HK$35,746 HKD