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Round|Natural|IGI

1.25ct M SI2 Round Natural Diamond

EX • M/SI2 • IGI 750557197

Shape and cutting style on the report: Round brilliant

Certificate IGI 750557197

Diamond specifications and retailer prices

From HK$9,932 HKD
As of November 5, 2026
Save HK$5,350 HKD (35%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$31,177 HKD at NZ Jewellers · As of September 10, 2026
View at NZ Jewellers

About this 1.25ct natural round diamond

This 1.25ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 750557197. Listed at 8 retailers as of November 1, 2026, with a 54% 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

1.25
Carat
M
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle32.7°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 750557197
Dimensions7.01 × 7.09 × 4.23 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Additional clouds not shown.
Top View
7.01 mm7.09 mm1.25 ctM / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateIGI 750557197
Side View
Table 57.0%Crown 32.7°Girdle: MediumPavilion 41.2°Culet: NoneDepth 59.9%

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 5
Current: HK$11,791 HKD|Low: HK$8,308 HKD|High: HK$17,032 HKD|Avg: HK$11,917 HKD|-9.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5HK$8,308 HKD
Retailer 3HK$9,932 HKD
Retailer 4HK$11,344 HKD
Retailer 6HK$11,580 HKD
Retailer 1HK$11,791 HKD
Retailer 7HK$12,199 HKD
Retailer 8HK$13,784 HKD
Retailer 2HK$15,228 HKD

35 data points across 8 retailers

8 retailersHK$9,932 HKD to HK$15,282 HKD

A
Cheapest Retailer
-
HK$9,932 HKD
B+
Retailer 2
-
HK$11,344 HKD
View
Retailer 3
-
HK$11,580 HKD
View
Price last confirmed 56 days ago
A
Retailer 4
-
HK$11,791 HKD
View
Retailer 5
-
HK$13,360 HKD
View
Price last confirmed 60 days ago
B+
Retailer 6
-
HK$15,228 HKD
View
B+
Retailer 7
-
HK$15,282 HKD
View
Most Expensive
NZ Jewellers
132db26e-3e96-4417-a7d9-a8c7ac8b1782 · Sep 10
HK$31,177 HKD
$3,974 USD
View
Price last confirmed 56 days ago
7 more retailers have this diamond
Prices start from HK$9,932 HKDSave up to HK$5,350 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
1.25ct Round
HK$9,932 HKD