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Round|Natural|GIA

1.30ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1232537765

Certificate GIA 1232537765

Diamond specifications and retailer prices

From HK$37,032 HKD
$4,720 USD
As of October 30, 2026
Save HK$33,988 HKD (48%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$71,019 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct 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 1232537765. Listed at 14 retailers as of October 30, 2026, with prices from HK$37,032 to HK$71,019, a HK$33,988 spread on the same certified stone. NZ Jewellers lists it at HK$71,019. 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

1.30
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1232537765
Dimensions6.96 × 6.90 × 4.30 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Key to symbols
Twinning Wisp, Feather, Crystal, Cavity
Top View
6.96 mm6.90 mm1.30 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1232537765
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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: Oct 30
Current: HK$71,019 HKD|Low: HK$35,055 HKD|High: HK$71,019 HKD|Avg: HK$46,181 HKD|+2.5%
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
October 30, 2026
Retailer 4HK$36,624 HKD
Retailer 10HK$37,032 HKD
Retailer 8HK$37,385 HKD
Retailer 2HK$37,587 HKD
Retailer 11HK$39,197 HKD
Retailer 3HK$42,461 HKD
Retailer 9HK$42,461 HKD
Retailer 13HK$42,461 HKD
Retailer 6HK$48,052 HKD
Retailer 12HK$48,996 HKD
Retailer 5HK$49,300 HKD
Retailer 7HK$67,995 HKD
NZ JewellersHK$71,019 HKD

41 data points across 13 retailers

14 retailersHK$37,032 HKD to HK$71,019 HKD

A
Cheapest Retailer
-
HK$37,032 HKD
$4,720 USD
A
Retailer 2
-
HK$37,385 HKD
$4,765 USD
View
A
Retailer 3
-
HK$37,587 HKD
£3,772 GBP
View
B+
Retailer 4
-
HK$39,197 HKD
$4,996 USD
View
Final sale: no returns
Retailer 5
-
HK$41,433 HKD
$5,281 USD
View
Price last confirmed 46 days ago
B+
Retailer 6
-
HK$42,461 HKD
$5,412 USD
View
B+
Retailer 7
-
HK$42,461 HKD
$5,412 USD
View
B+
Retailer 8
-
HK$42,461 HKD
$5,412 USD
View
Retailer 9
-
HK$47,804 HKD
$6,093 USD
View
Price last confirmed 46 days ago
B+
Retailer 10
-
HK$48,052 HKD
€5,833 EUR
View
B+
Retailer 11
-
HK$48,996 HKD
$6,245 USD
View
B
Retailer 12
-
HK$67,995 HKD
£6,824 GBP
View
Retailer 13
-
HK$69,293 HKD
$8,832 USD
View
Price last confirmed 46 days ago
Most Expensive
B
NZ Jewellers
2dcaa998-d0e5-4762-b500-0229638737b9 · Oct 30
HK$71,019 HKD
$9,052 USD
View
13 more retailers have this diamond
Prices start from HK$37,032 HKDSave up to HK$33,988 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
1.30ct Round
HK$37,032 HKD