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Marquise|Natural|IGI

1.00ct H SI1 Marquise Natural Diamond

VG • H/SI1 • IGI 814628693

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 814628693

Diamond specifications and retailer prices

From HK$18,972 HKD
$2,418 USD
As of November 1, 2026
Save HK$24,339 HKD (56%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$43,310 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 814628693. Listed at 15 retailers as of October 30, 2026, with prices from HK$18,972 to HK$43,310, a HK$24,339 spread on the same certified stone. NZ Jewellers lists it at HK$43,310. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle39°
OriginNatural
Grading LabIGI
CertificateIGI 814628693
Dimensions10.07 × 5.19 × 3.29 mm
L/W Ratio1.94
Girdle conditionFaceted
Top View
10.07 mm5.19 mm1.00 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 814628693
Side View
Table 59.0%Crown 38.9°Girdle: MED-THKPavilion 39°Culet: NoneDepth 63.4%

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: Nov 1
Current: HK$43,310 HKD|Low: HK$19,552 HKD|High: HK$43,310 HKD|Avg: HK$26,826 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 10HK$19,552 HKD
Retailer 2HK$20,208 HKD
Retailer 11HK$21,192 HKD
Retailer 8HK$22,000 HKD
Retailer 5HK$22,351 HKD
Retailer 4HK$24,270 HKD
Retailer 9HK$24,448 HKD
Retailer 7HK$25,466 HKD
Retailer 3HK$29,164 HKD
Retailer 6HK$36,301 HKD
NZ JewellersHK$43,310 HKD

41 data points across 11 retailers

15 retailersHK$18,972 HKD to HK$43,310 HKD

B+
Cheapest Retailer
-
HK$18,972 HKD
$2,418 USD
B+
Retailer 2
-
HK$19,552 HKD
$2,492 USD
View
Final sale: no returns
Retailer 3
-
HK$19,908 HKD
$2,537 USD
View
Price last confirmed 91 days ago
B+
Retailer 4
-
HK$20,208 HKD
£2,028 GBP
View
B+
Retailer 5
-
HK$20,871 HKD
$2,660 USD
View
B+
Retailer 6
-
HK$21,192 HKD
$2,701 USD
View
B+
Retailer 7
-
HK$21,824 HKD
$2,782 USD
View
B+
Retailer 8
-
HK$22,000 HKD
$2,804 USD
View
B+
Retailer 9
-
HK$22,351 HKD
£2,243 GBP
View
B+
Retailer 10
-
HK$24,270 HKD
€2,946 EUR
View
B
Retailer 11
-
HK$24,448 HKD
$3,116 USD
View
B
Retailer 12
-
HK$25,466 HKD
ZAR 52,434 ZAR
View
B
Retailer 13
-
HK$29,164 HKD
€3,540 EUR
View
B
Retailer 14
-
HK$36,301 HKD
£3,643 GBP
View
Most Expensive
C
NZ Jewellers
99a42b6a-375a-42c4-9f84-dbddde8be398 · Oct 30
HK$43,310 HKD
$5,520 USD
View
14 more retailers have this diamond
Prices start from HK$18,972 HKDSave up to HK$24,339 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+
1.00ct Marquise
HK$18,972 HKD