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1.27ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 722558728

Shape and cutting style on the report: Round brilliant

Certificate IGI 722558728

Diamond specifications and retailer prices

From HK$15,770 HKD
$2,010 USD
As of October 28, 2026
Save HK$20,720 HKD (57%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$36,490 HKD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.27ct natural round diamond

This 1.27ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 722558728. Listed at 11 retailers as of October 27, 2026, with prices from HK$15,770 to HK$36,490, a HK$20,720 spread on the same certified stone. NZ Jewellers lists it at HK$36,490. 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

1.27
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 722558728
Dimensions6.85 × 6.88 × 4.28 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
6.85 mm6.88 mm1.27 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 722558728
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 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: Oct 28
Current: HK$36,490 HKD|Low: HK$15,770 HKD|High: HK$36,490 HKD|Avg: HK$21,481 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
October 28, 2026
Retailer 8HK$15,770 HKD
Retailer 5HK$16,654 HKD
Retailer 10HK$17,119 HKD
Retailer 9HK$17,457 HKD
Retailer 11HK$17,457 HKD
Retailer 7HK$18,257 HKD
Retailer 3HK$18,546 HKD
Retailer 12HK$20,140 HKD
Retailer 4HK$20,918 HKD
Retailer 2HK$21,765 HKD
Retailer 6HK$30,619 HKD
NZ JewellersHK$36,490 HKD

21 data points across 12 retailers

11 retailersHK$15,770 HKD to HK$36,490 HKD

A
Cheapest Retailer
-
HK$15,770 HKD
$2,010 USD
A
Retailer 2
-
HK$16,654 HKD
£1,671 GBP
View
A
Retailer 3
-
HK$17,119 HKD
$2,182 USD
View
A
Retailer 4
-
HK$17,457 HKD
$2,225 USD
View
Retailer 5
-
HK$17,457 HKD
$2,225 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
HK$18,257 HKD
$2,327 USD
View
A
Retailer 7
-
HK$18,546 HKD
$2,364 USD
View
A
Retailer 8
-
HK$20,140 HKD
$2,567 USD
View
A
Retailer 9
-
HK$21,765 HKD
€2,642 EUR
View
B+
Retailer 10
-
HK$30,619 HKD
£3,073 GBP
View
Most Expensive
B
NZ Jewellers
e363ac91-d48e-44a0-bcad-6ccbbdf1bddd · Oct 27
HK$36,490 HKD
$4,651 USD
View
10 more retailers have this diamond
Prices start from HK$15,770 HKDSave up to HK$20,720 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
1.27ct Round
HK$15,770 HKD