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Round|Natural|GIA

1.27ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 1555332615

Certificate GIA 1555332615

Diamond specifications and retailer prices

From HK$21,810 HKD
₹264,753 INR
As of November 1, 2026
Save HK$29,375 HKD (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$54,410 HKD at NZ Jewellers · As of September 1, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1555332615. Listed at 16 retailers as of October 30, 2026, with a 135% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1555332615
Dimensions6.87 × 6.92 × 4.32 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
6.87 mm6.92 mm1.27 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555332615
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

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 1
Current: HK$51,185 HKD|Low: HK$21,810 HKD|High: HK$52,590 HKD|Avg: HK$32,667 HKD|-2.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 9HK$21,810 HKD
Retailer 2HK$23,051 HKD
Retailer 3HK$26,079 HKD
Retailer 12HK$29,021 HKD
Retailer 4HK$29,382 HKD
Retailer 6HK$29,894 HKD
Retailer 7HK$30,049 HKD
Retailer 10HK$30,163 HKD
Retailer 5HK$30,512 HKD
Retailer 8HK$31,848 HKD
Retailer 13HK$33,901 HKD
Retailer 11HK$49,133 HKD
NZ JewellersHK$51,185 HKD

29 data points across 13 retailers

16 retailersHK$21,810 HKD to HK$51,185 HKD

A
Cheapest Retailer
-
HK$21,810 HKD
₹264,753 INR
A
Retailer 2
-
HK$23,051 HKD
$2,938 USD
View
Final sale: no returns
A
Retailer 3
-
HK$26,079 HKD
$3,324 USD
View
A
Retailer 4
-
HK$29,021 HKD
$3,699 USD
View
A
Retailer 5
-
HK$29,382 HKD
$3,745 USD
View
A
Retailer 6
-
HK$29,894 HKD
£3,000 GBP
View
A
Retailer 7
-
HK$30,049 HKD
$3,830 USD
View
A
Retailer 8
-
HK$30,163 HKD
$3,844 USD
View
A
Retailer 9
-
HK$30,512 HKD
$3,889 USD
View
Retailer 10
-
HK$31,069 HKD
$3,960 USD
View
Price last confirmed 55 days ago
A
Retailer 11
-
HK$31,848 HKD
€3,866 EUR
View
B+
Retailer 12
-
HK$33,901 HKD
$4,321 USD
View
Retailer 13
-
HK$35,855 HKD
$4,570 USD
View
Price last confirmed 56 days ago
B+
Retailer 14
-
HK$49,133 HKD
£4,931 GBP
View
B
Retailer 15
-
HK$51,185 HKD
$6,524 USD
View
Most Expensive
NZ Jewellers
617cb3a1-0816-45b4-b7db-45ead0dd2766 · Sep 1
HK$54,410 HKD
$6,935 USD
View
Price last confirmed 62 days ago
15 more retailers have this diamond
Prices start from HK$21,810 HKDSave up to HK$29,375 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$21,810 HKD