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1.07ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 816643977

Shape and cutting style on the report: Round brilliant

Certificate IGI 816643977

Diamond specifications and retailer prices

From HK$12,591 HKD
₹152,839 INR
As of November 2, 2026
Save HK$24,419 HKD (66%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$37,010 HKD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.07ct natural round diamond

This 1.07ct 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 IGI 816643977. Listed at 15 retailers as of November 2, 2026, with prices from HK$12,591 to HK$37,010, a HK$24,419 spread on the same certified stone. NZ Jewellers lists it at HK$37,010. 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

1.07
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 816643977
Dimensions6.49 × 6.52 × 4.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.49 mm6.52 mm1.07 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 816643977
Side View
Table 56.0%Crown 35.6°Girdle: MED-STKPavilion 40.6°CuletDepth 62.4%

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 2
Current: HK$37,010 HKD|Low: HK$12,566 HKD|High: HK$37,010 HKD|Avg: HK$19,338 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
November 2, 2026
Retailer 2HK$12,591 HKD
Retailer 10HK$13,997 HKD
Retailer 5HK$14,599 HKD
Retailer 3HK$15,174 HKD
Retailer 12HK$15,692 HKD
Retailer 11HK$15,873 HKD
Retailer 4HK$17,512 HKD
Retailer 8HK$17,536 HKD
Retailer 9HK$18,477 HKD
Retailer 6HK$21,329 HKD
Retailer 7HK$26,585 HKD
NZ JewellersHK$37,010 HKD

40 data points across 12 retailers

15 retailersHK$12,591 HKD to HK$37,010 HKD

A
Cheapest Retailer
-
HK$12,591 HKD
₹152,839 INR
A
Retailer 2
-
HK$13,997 HKD
$1,784 USD
View
Final sale: no returns
A
Retailer 3
-
HK$14,599 HKD
£1,465 GBP
View
A
Retailer 4
-
HK$15,174 HKD
$1,934 USD
View
A
Retailer 5
-
HK$15,692 HKD
$2,000 USD
View
A
Retailer 6
-
HK$15,873 HKD
$2,023 USD
View
A
Retailer 7
-
HK$16,255 HKD
$2,072 USD
View
Retailer 8
-
HK$17,512 HKD
$2,232 USD
View
Price last confirmed 64 days ago
B+
Retailer 9
-
HK$17,512 HKD
$2,232 USD
View
B+
Retailer 10
-
HK$17,536 HKD
$2,235 USD
View
Retailer 11
-
HK$18,477 HKD
ZAR 38,044 ZAR
View
Price last confirmed 7 days ago
B+
Retailer 12
-
HK$21,329 HKD
€2,589 EUR
View
B
Retailer 13
-
HK$26,585 HKD
£2,668 GBP
View
Retailer 14
-
HK$37,010 HKD
$4,717 USD
View
Price last confirmed 62 days ago
Most Expensive
B
NZ Jewellers
5671ff2e-7c88-4aa9-afe4-9615e10ca101 · Nov 2
HK$37,010 HKD
$4,717 USD
View
14 more retailers have this diamond
Prices start from HK$12,591 HKDSave up to HK$24,419 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
1.07ct Round
HK$12,591 HKD