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1.00ct M I1 Round Natural Diamond

VG • M/I1 • IGI 674522789

Shape and cutting style on the report: Round brilliant

Certificate IGI 674522789

Diamond specifications and retailer prices

From HK$6,041 HKD
As of November 5, 2026
Save HK$12,898 HKD (68%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$18,938 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded M colour (faint-tinted) and I1 clarity (included), with a very-good cut grade and certified by IGI 674522789. Listed at 7 retailers as of November 5, 2026, with prices from HK$6,041 to HK$18,938, a HK$12,898 spread on the same certified stone. NZ Jewellers lists it at HK$18,938. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
M
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle38.2°
Pavilion angle40.4°
OriginNatural
Grading LabIGI
CertificateIGI 674522789
Dimensions6.19 × 6.29 × 3.93 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Top View
6.19 mm6.29 mm1.00 ctM / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 674522789
Side View
Table 62.0%Crown 38.2°GirdlePavilion 40.4°Culet: NoneDepth 62.9%

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$8,489 HKD|Low: HK$3,899 HKD|High: HK$8,551 HKD|Avg: HK$6,424 HKD|+1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 4HK$3,899 HKD
Retailer 3HK$6,135 HKD
Retailer 2HK$7,178 HKD
Retailer 1HK$8,489 HKD

16 data points across 4 retailers

7 retailersHK$6,041 HKD to HK$18,938 HKD

Retailer 1
-
HK$6,041 HKD
Price last confirmed 8 days ago
B+
Retailer 2
-
HK$6,041 HKD
View
B+
Retailer 3
-
HK$6,135 HKD
View
B+
Retailer 4
-
HK$6,268 HKD
View
B+
Retailer 5
-
HK$6,967 HKD
View
B+
Retailer 6
-
HK$8,489 HKD
View
Most Expensive
C
NZ Jewellers
b7e1590a-01c3-4ce6-a18c-af0a5318246c · Nov 5
HK$18,938 HKD
$2,414 USD
View
6 more retailers have this diamond
Prices start from HK$6,041 HKDSave up to HK$12,898 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+
1.00ct Round
HK$6,041 HKD