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Round|Natural|GIA

1.13ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 3555581539

Certificate GIA 3555581539

Diamond specifications and retailer prices

From HK$16,369 HKD
As of October 30, 2026
Save HK$22,122 HKD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$38,491 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 1.13ct natural round diamond

This 1.13ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3555581539. Listed at 16 retailers as of October 26, 2026, with prices from HK$16,369 to HK$38,491, a HK$22,122 spread on the same certified stone. MOH London lists it at HK$38,491. 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

1.13
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 3555581539
Dimensions6.65 × 6.61 × 4.11 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.65 mm6.61 mm1.13 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555581539
Side View
Table 58.0%Crown 35°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.0%

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$38,491 HKD|Low: HK$16,369 HKD|High: HK$39,647 HKD|Avg: HK$22,943 HKD|-2.9%
MOH London
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
Retailer 17
October 30, 2026
Retailer 4HK$16,369 HKD
Retailer 9HK$17,567 HKD
Retailer 5HK$17,590 HKD
Retailer 14HK$18,343 HKD
Retailer 2HK$18,925 HKD
Retailer 15HK$19,278 HKD
Retailer 13HK$19,693 HKD
Retailer 3HK$19,850 HKD
Retailer 7HK$20,488 HKD
Retailer 10HK$21,255 HKD
Retailer 8HK$21,613 HKD
Retailer 11HK$22,541 HKD
Retailer 17HK$25,175 HKD
Retailer 12HK$26,714 HKD
Retailer 6HK$32,010 HKD
Retailer 16HK$33,104 HKD
MOH LondonHK$38,491 HKD

21 data points across 17 retailers

16 retailersHK$16,369 HKD to HK$38,491 HKD

A
Cheapest Retailer
-
HK$16,369 HKD
A
Retailer 2
-
HK$17,590 HKD
$2,242 USD
View
A
Retailer 3
-
HK$18,343 HKD
$2,338 USD
View
Final sale: no returns
A
Retailer 4
-
HK$18,925 HKD
€2,297 EUR
View
A
Retailer 5
-
HK$19,278 HKD
$2,457 USD
View
A
Retailer 6
-
HK$19,306 HKD
A$3,786 AUD
View
A
Retailer 7
-
HK$19,693 HKD
$2,510 USD
View
A
Retailer 8
-
HK$19,850 HKD
$2,530 USD
View
A
Retailer 9
-
HK$20,488 HKD
$2,611 USD
View
A
Retailer 10
-
HK$21,255 HKD
£2,133 GBP
View
B+
Retailer 11
-
HK$21,613 HKD
A$4,238 AUD
View
B+
Retailer 12
-
HK$22,541 HKD
$2,873 USD
View
B+
Retailer 13
-
HK$26,714 HKD
ZAR 55,006 ZAR
View
B
Retailer 14
-
HK$32,010 HKD
$4,080 USD
View
B
Retailer 15
-
HK$33,104 HKD
$4,219 USD
View
Most Expensive
B
MOH London
4314482EF · Oct 26
HK$38,491 HKD
£3,863 GBP
View
15 more retailers have this diamond
Prices start from HK$16,369 HKDSave up to HK$22,122 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
1.13ct Round
HK$16,369 HKD