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Round|Natural|GIA

1.27ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 5231961820

Certificate GIA 5231961820

Diamond specifications and retailer prices

From $4,295 CAD
₹292,240 INR
As of October 23, 2026
Save $5,261 CAD (55%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $9,556 CAD at MOH London · As of October 26, 2026
View at MOH London

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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5231961820. Listed at 5 retailers as of October 23, 2026, with prices from $4,295 to $9,556, a $5,261 spread on the same certified stone. MOH London lists it at $9,556. 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
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5231961820
Dimensions6.93 × 6.98 × 4.27 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather
Top View
6.93 mm6.98 mm1.27 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5231961820
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.4%

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 23
Current: $9,556 CAD|Low: $4,125 CAD|High: $9,657 CAD|Avg: $5,887 CAD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 28, 2026
Retailer 4$4,295 CAD
Retailer 5$4,538 CAD
Retailer 3$5,765 CAD
Retailer 2$6,446 CAD
MOH London$9,556 CAD

43 data points across 5 retailers

5 retailers$4,295 CAD to $9,556 CAD

A
Cheapest Retailer
-
$4,295 CAD
₹292,240 INR
A
Retailer 2
-
$4,687 CAD
$3,349 USD
View
A
Retailer 3
-
$5,765 CAD
£3,244 GBP
View
A
Retailer 4
-
$6,446 CAD
€4,386 EUR
View
Most Expensive
B+
MOH London
91FC820EC · Oct 26
$9,556 CAD
£5,376 GBP
View
4 more retailers have this diamond
Prices start from $4,295 CADSave up to $5,261 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
$4,295 CAD