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Round|Natural|GIA

1.27ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 5242051392

Certificate GIA 5242051392

Diamond specifications and retailer prices

From $2,020 CAD
HK$11,300 HKD
As of October 30, 2026
Save $4,766 CAD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,786 CAD at NZ Jewellers · As of October 30, 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5242051392. Listed at 8 retailers as of October 30, 2026, with prices from $2,020 to $6,786, a $4,766 spread on the same certified stone. NZ Jewellers lists it at $6,786. 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
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5242051392
Dimensions6.84 × 6.89 × 4.31 mm
L/W Ratio1.01
Key to symbols
Crystal, Needle
Top View
6.84 mm6.89 mm1.27 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5242051392
Side View
Table 58.0%CrownGirdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

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: $6,786 CAD|Low: $2,020 CAD|High: $6,786 CAD|Avg: $3,789 CAD|+2.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$2,020 CAD
Retailer 3$2,685 CAD
Retailer 6$2,845 CAD
Retailer 5$2,975 CAD
Retailer 8$3,137 CAD
Retailer 4$3,849 CAD
Retailer 7$4,990 CAD
NZ Jewellers$6,786 CAD

42 data points across 8 retailers

8 retailers$2,020 CAD to $6,786 CAD

A
Cheapest Retailer
-
$2,020 CAD
HK$11,300 HKD
A
Retailer 2
-
$2,685 CAD
£1,514 GBP
View
A
Retailer 3
-
$2,845 CAD
$2,037 USD
View
A
Retailer 4
-
$2,975 CAD
$2,130 USD
View
A
Retailer 5
-
$3,137 CAD
$2,246 USD
View
B+
Retailer 6
-
$3,849 CAD
€2,624 EUR
View
B+
Retailer 7
-
$4,990 CAD
£2,813 GBP
View
Most Expensive
B
NZ Jewellers
cc0ead37-83b3-4bed-b6b1-2fefbdf3fea1 · Oct 30
$6,786 CAD
$4,858 USD
View
7 more retailers have this diamond
Prices start from $2,020 CADSave up to $4,766 CAD

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
$2,020 CAD