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Round|Natural|GIA

1.25ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 1565352270

Certificate GIA 1565352270

Diamond specifications and retailer prices

From HK$33,058 HKD
As of November 1, 2026
Save HK$29,516 HKD (47%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$66,406 HKD at NZ Jewellers · As of September 28, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565352270. Listed at 13 retailers as of November 1, 2026, with a 89% 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
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1565352270
Dimensions6.82 × 6.86 × 4.28 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Cloud, Needle
Top View
6.82 mm6.86 mm1.25 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1565352270
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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 1
Current: HK$39,187 HKD|Low: HK$33,058 HKD|High: HK$62,903 HKD|Avg: HK$41,353 HKD|+0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 11HK$33,058 HKD
Retailer 8HK$33,936 HKD
Retailer 10HK$35,237 HKD
Retailer 9HK$36,538 HKD
Retailer 3HK$36,601 HKD
Retailer 2HK$36,969 HKD
Retailer 4HK$38,168 HKD
Retailer 12HK$39,148 HKD
Retailer 1HK$39,187 HKD
Retailer 5HK$44,258 HKD
Retailer 7HK$57,417 HKD
Retailer 6HK$62,574 HKD

19 data points across 12 retailers

13 retailersHK$33,058 HKD to HK$62,574 HKD

A
Cheapest Retailer
-
HK$33,058 HKD
B+
Retailer 2
-
HK$33,936 HKD
View
B+
Retailer 3
-
HK$35,237 HKD
View
B+
Retailer 4
-
HK$36,538 HKD
View
Retailer 5
-
HK$36,601 HKD
View
Price last confirmed 26 days ago
Retailer 6
-
HK$38,113 HKD
View
Price last confirmed 42 days ago
Retailer 7
-
HK$38,168 HKD
View
Price last confirmed 40 days ago
B+
Retailer 8
-
HK$39,148 HKD
View
B+
Retailer 9
-
HK$39,187 HKD
View
B+
Retailer 10
-
HK$44,258 HKD
View
Retailer 11
-
HK$57,417 HKD
View
Price last confirmed 12 days ago
B
Retailer 12
-
HK$62,574 HKD
View
Most Expensive
NZ Jewellers
f736fc90-8d80-4a07-95cf-aa6564149729 · Sep 28
HK$66,406 HKD
$8,473 USD
View
Price last confirmed 39 days ago
12 more retailers have this diamond
Prices start from HK$33,058 HKDSave up to HK$29,516 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$33,058 HKD