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Round|Natural|GIA

1.25ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6243063402

Certificate GIA 6243063402

Diamond specifications and retailer prices

From HK$29,922 HKD
As of November 4, 2026
Save HK$34,809 HKD (54%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$69,265 HKD at NZ Jewellers · As of October 20, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6243063402. Listed at 11 retailers as of November 4, 2026, with a 116% 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6243063402
Dimensions6.83 × 6.86 × 4.26 mm
L/W Ratio1.00
Key to symbols
Crystal, Cloud, Needle
Top View
6.83 mm6.86 mm1.25 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6243063402
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 62.2%

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 4
Current: HK$69,265 HKD|Low: HK$29,623 HKD|High: HK$70,364 HKD|Avg: HK$44,422 HKD|-1.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 8HK$29,922 HKD
Retailer 6HK$33,954 HKD
Retailer 7HK$35,358 HKD
Retailer 10HK$38,347 HKD
Retailer 2HK$38,967 HKD
Retailer 11HK$41,415 HKD
Retailer 3HK$41,744 HKD
Retailer 9HK$43,133 HKD
Retailer 4HK$44,820 HKD
Retailer 5HK$64,731 HKD
NZ JewellersHK$69,265 HKD

31 data points across 11 retailers

11 retailersHK$29,922 HKD to HK$64,731 HKD

A
Cheapest Retailer
-
HK$29,922 HKD
A
Retailer 2
-
HK$33,954 HKD
View
A
Retailer 3
-
HK$35,358 HKD
View
Retailer 4
-
HK$38,347 HKD
View
Price last confirmed 11 days ago
A
Retailer 5
-
HK$38,967 HKD
View
Retailer 6
-
HK$41,415 HKD
View
Price last confirmed 17 days ago
Retailer 7
-
HK$41,744 HKD
View
Price last confirmed 22 days ago
B+
Retailer 8
-
HK$43,133 HKD
View
B+
Retailer 9
-
HK$44,820 HKD
View
B
Retailer 10
-
HK$64,731 HKD
View
Most Expensive
NZ Jewellers
ef11475f-233b-4e89-8447-d2c38c0cf30a · Oct 20
HK$69,265 HKD
$8,829 USD
View
Price last confirmed 16 days ago
10 more retailers have this diamond
Prices start from HK$29,922 HKDSave up to HK$34,809 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$29,922 HKD