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Oval|Natural|GIA

1.30ct G SI1 Oval Natural Diamond

ID • G/SI1 • GIA 1236766711

Certificate GIA 1236766711

Diamond specifications and retailer prices

From HK$35,816 HKD
$4,565 USD
As of October 30, 2026
Save HK$39,997 HKD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$75,813 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.3ct natural oval diamond

This 1.3ct natural oval 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 stated by the retailer rather than the lab and certified by GIA 1236766711. Listed at 16 retailers as of October 30, 2026, with prices from HK$35,816 to HK$75,813, a HK$39,997 spread on the same certified stone. NZ Jewellers lists it at HK$75,813. 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
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle35.72°
Pavilion angle39.4°
OriginNatural
Grading LabGIA
CertificateGIA 1236766711
Dimensions8.81 × 5.97 × 3.72 mm
L/W Ratio1.48
Girdle conditionVery Thick
Key to symbols
Feather, Crystal, Needle
Top View
8.81 mm5.97 mm1.30 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1236766711
Side View
Table 58.0%Crown 35.72°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$44,216 HKD|Low: HK$34,741 HKD|High: HK$67,586 HKD|Avg: HK$46,347 HKD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 9HK$35,816 HKD
Retailer 8HK$37,903 HKD
Retailer 2HK$38,522 HKD
Retailer 11HK$39,268 HKD
Retailer 3HK$41,064 HKD
Retailer 1HK$44,216 HKD
Retailer 5HK$44,219 HKD
Retailer 10HK$45,400 HKD
Retailer 7HK$49,535 HKD
Retailer 6HK$55,692 HKD
Retailer 4HK$66,779 HKD

38 data points across 11 retailers

16 retailersHK$35,816 HKD to HK$75,813 HKD

B+
Cheapest Retailer
-
HK$35,816 HKD
$4,565 USD
B+
Retailer 2
-
HK$37,903 HKD
$4,831 USD
View
Final sale: no returns
B+
Retailer 3
-
HK$38,522 HKD
$4,910 USD
View
B+
Retailer 4
-
HK$39,268 HKD
$5,005 USD
View
B+
Retailer 5
-
HK$41,064 HKD
$5,234 USD
View
B+
Retailer 6
-
HK$41,064 HKD
$5,234 USD
View
B+
Retailer 7
-
HK$41,064 HKD
$5,234 USD
View
B+
Retailer 8
-
HK$44,216 HKD
£4,438 GBP
View
B+
Retailer 9
-
HK$44,219 HKD
£4,438 GBP
View
Retailer 10
-
HK$45,400 HKD
A$8,903 AUD
View
Price last confirmed 23 days ago
B
Retailer 11
-
HK$46,500 HKD
$5,927 USD
View
B
Retailer 12
-
HK$47,380 HKD
$6,039 USD
View
B
Retailer 13
-
HK$49,535 HKD
€6,013 EUR
View
B
Retailer 14
-
HK$55,692 HKD
ZAR 114,675 ZAR
View
B
Retailer 15
-
HK$66,779 HKD
£6,702 GBP
View
Most Expensive
B
NZ Jewellers
8b46fd96-65c0-43ad-a020-f4f68d6beccb · Oct 30
HK$75,813 HKD
$9,663 USD
View
15 more retailers have this diamond
Prices start from HK$35,816 HKDSave up to HK$39,997 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.

B+
1.30ct Oval
HK$35,816 HKD