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1.15ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 3505185593

Certificate GIA 3505185593

Diamond specifications and retailer prices

From HK$32,902 HKD
SGD 5,667 SGD
As of October 31, 2026
Save HK$36,541 HKD (53%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$69,443 HKD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 1.15ct natural round diamond

This 1.15ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3505185593. Listed at 3 retailers as of October 29, 2026, with prices from HK$32,902 to HK$69,443, a HK$36,541 spread on the same certified stone. Diamond Quarter lists it at HK$69,443. 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

1.15
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 3505185593
Dimensions6.68 × 6.65 × 4.15 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
6.68 mm6.65 mm1.15 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3505185593
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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 31
Current: HK$32,902 HKD|Low: HK$25,765 HKD|High: HK$53,356 HKD|Avg: HK$32,397 HKD|-0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 13, 2026
Retailer 12HK$25,765 HKD
Retailer 4HK$27,215 HKD
Retailer 9HK$27,538 HKD
Retailer 15HK$27,538 HKD
Retailer 11HK$28,093 HKD
Retailer 10HK$28,604 HKD
Retailer 13HK$28,678 HKD
Retailer 8HK$30,387 HKD
Retailer 3HK$31,461 HKD
Retailer 1HK$32,902 HKD
Retailer 2HK$34,537 HKD
Retailer 6HK$34,600 HKD
Retailer 16HK$34,600 HKD
Retailer 5HK$35,698 HKD
Retailer 14HK$37,252 HKD
Retailer 7HK$53,356 HKD

4 data points across 16 retailers

3 retailersHK$32,902 HKD to HK$69,443 HKD

Retailer 1
-
HK$28,093 HKD
$3,581 USD
Price last confirmed 89 days ago
B+
Retailer 2
-
HK$32,902 HKD
SGD 5,667 SGD
View
Most Expensive
B
Diamond Quarter
1.15SI1D3593E909N · Oct 29
HK$69,443 HKD
£6,969 GBP
View
2 more retailers have this diamond
Prices start from HK$32,902 HKDSave up to HK$36,541 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+
1.15ct Round
HK$32,902 HKD