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Round|Natural|GIA

1.45ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6545380193

Certificate GIA 6545380193

Diamond specifications and retailer prices

From HK$27,278 HKD
As of November 5, 2026
Save HK$38,292 HKD (58%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$65,570 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.45ct natural round diamond

This 1.45ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6545380193. Listed at 16 retailers as of November 5, 2026, with prices from HK$27,278 to HK$65,570, a HK$38,292 spread on the same certified stone. NZ Jewellers lists it at HK$65,570. 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

1.45
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6545380193
Dimensions7.22 × 7.25 × 4.50 mm
L/W Ratio1.00
Top View
7.22 mm7.25 mm1.45 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6545380193
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°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 5
Current: HK$65,570 HKD|Low: HK$27,278 HKD|High: HK$65,570 HKD|Avg: HK$40,173 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 10HK$27,278 HKD
Retailer 8HK$29,012 HKD
Retailer 2HK$32,008 HKD
Retailer 5HK$32,824 HKD
Retailer 11HK$36,818 HKD
Retailer 13HK$37,579 HKD
Retailer 3HK$37,633 HKD
Retailer 4HK$37,633 HKD
Retailer 6HK$37,641 HKD
Retailer 7HK$38,732 HKD
Retailer 9HK$42,074 HKD
Retailer 12HK$59,780 HKD
NZ JewellersHK$65,570 HKD

28 data points across 13 retailers

16 retailersHK$27,278 HKD to HK$65,570 HKD

A
Cheapest Retailer
-
HK$27,278 HKD
A
Retailer 2
-
HK$29,012 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$32,008 HKD
View
A
Retailer 4
-
HK$32,824 HKD
View
A
Retailer 5
-
HK$34,456 HKD
View
A
Retailer 6
-
HK$36,818 HKD
View
A
Retailer 7
-
HK$37,579 HKD
View
A
Retailer 8
-
HK$37,633 HKD
View
A
Retailer 9
-
HK$37,633 HKD
View
Retailer 10
-
HK$37,633 HKD
View
Price last confirmed 8 days ago
A
Retailer 11
-
HK$37,641 HKD
View
A
Retailer 12
-
HK$38,732 HKD
View
A
Retailer 13
-
HK$39,610 HKD
View
A
Retailer 14
-
HK$42,074 HKD
View
B+
Retailer 15
-
HK$59,780 HKD
View
Most Expensive
B
NZ Jewellers
71afce18-8478-44f3-95ed-a6e1ce9ff6ec · Nov 5
HK$65,570 HKD
$8,358 USD
View
15 more retailers have this diamond
Prices start from HK$27,278 HKDSave up to HK$38,292 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
1.45ct Round
HK$27,278 HKD