Round|Natural|GIA

1.27ct F SI1 Round Natural Diamond

VG • F/SI1 • GIA 6481505898

Certificate GIA 6481505898

Diamond specifications and retailer prices

From $8,453 CAD
$6,051 USD
As of November 1, 2026
Save $8,120 CAD (49%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $16,572 CAD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

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 SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 6481505898. Listed at 13 retailers as of October 31, 2026, with prices from $8,453 to $16,572, a $8,120 spread on the same certified stone. Diamond Quarter lists it at $16,572. 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

1.27
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle34°
Pavilion angle42°
OriginNatural
Grading LabGIA
CertificateGIA 6481505898
Dimensions6.93 × 7.02 × 4.27 mm
L/W Ratio1.01
Star length55%
Lower girdle80%
Top View
6.93 mm7.02 mm1.27 ctF / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA 6481505898
Side View
Table 63.0%Crown 34°Girdle: MediumPavilion 42°Culet: NoneDepth 61.2%

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: $9,325 CAD|Low: $8,453 CAD|High: $14,452 CAD|Avg: $10,566 CAD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 5$8,453 CAD
Retailer 7$8,947 CAD
Retailer 1$9,325 CAD
Retailer 6$9,465 CAD
Retailer 3$10,544 CAD
Retailer 4$11,908 CAD
Retailer 2$14,279 CAD

39 data points across 7 retailers

13 retailers$8,453 CAD to $16,572 CAD

B+
Cheapest Retailer
-
$8,453 CAD
$6,051 USD
B
Retailer 2
-
$8,982 CAD
$6,430 USD
View
B
Retailer 3
-
$9,325 CAD
£5,256 GBP
View
Retailer 4
-
$9,465 CAD
A$10,424 AUD
View
Price last confirmed 32 days ago
Retailer 5
-
$9,692 CAD
$6,938 USD
View
Price last confirmed 31 days ago
Retailer 6
-
$9,841 CAD
$7,045 USD
View
Price last confirmed 33 days ago
B
Retailer 7
-
$9,916 CAD
$7,099 USD
View
B
Retailer 8
-
$10,544 CAD
€7,189 EUR
View
Retailer 9
-
$11,184 CAD
$8,006 USD
View
Price last confirmed 33 days ago
B
Retailer 10
-
$11,908 CAD
ZAR 137,717 ZAR
View
B
Retailer 11
-
$14,279 CAD
£8,049 GBP
View
Retailer 12
-
$16,210 CAD
$11,604 USD
View
Price last confirmed 35 days ago
Most Expensive
B
Diamond Quarter
1.27SI1F64986CCBN · Oct 31
$16,572 CAD
£9,341 GBP
View
12 more retailers have this diamond
Prices start from $8,453 CADSave up to $8,120 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.

B+
1.27ct Round
$8,453 CAD