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Round|Natural|GIA

1.27ct G IF Round Natural Diamond

EX • G/IF • GIA 6451718917

Certificate GIA 6451718917

Diamond specifications and retailer prices

From $10,536 CAD
$7,540 USD
As of October 28, 2026
Save $19,529 CAD (65%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $30,066 CAD at Diamond Quarter · As of November 2, 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 G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6451718917. Listed at 21 retailers as of October 28, 2026, with prices from $10,536 to $30,066, a $19,529 spread on the same certified stone. Diamond Quarter lists it at $30,066. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
G
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
OriginNatural
Grading LabGIA
CertificateGIA 6451718917
Dimensions7.10 × 7.06 × 4.18 mm
L/W Ratio1.01
Top View
7.10 mm7.06 mm1.27 ctG / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6451718917
Side View
Table 60.0%Crown 33.5°Girdle: THN-MEDPavilionCulet: NoneDepth 59.0%

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: $12,440 CAD|Low: $10,316 CAD|High: $18,980 CAD|Avg: $13,457 CAD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 12$10,362 CAD
Retailer 5$10,536 CAD
Retailer 13$10,623 CAD
Retailer 4$11,200 CAD
Retailer 3$11,252 CAD
Retailer 6$12,125 CAD
Retailer 10$12,430 CAD
Retailer 1$12,440 CAD
Retailer 2$12,904 CAD
Retailer 8$14,682 CAD
Retailer 9$16,150 CAD
Retailer 11$16,240 CAD
Retailer 7$18,854 CAD

34 data points across 13 retailers

21 retailers$10,536 CAD to $30,066 CAD

Retailer 1
-
$10,362 CAD
$7,415 USD
Price last confirmed 12 days ago
A
Retailer 2
-
$10,536 CAD
$7,540 USD
View
A
Retailer 3
-
$10,623 CAD
$7,602 USD
View
A
Retailer 4
-
$11,200 CAD
$8,015 USD
View
Retailer 5
-
$11,993 CAD
$8,582 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$12,125 CAD
£6,832 GBP
View
Retailer 7
-
$12,191 CAD
$8,724 USD
View
Price last confirmed 32 days ago
Retailer 8
-
$12,380 CAD
$8,859 USD
View
Price last confirmed 34 days ago
Retailer 9
-
$12,430 CAD
A$13,685 AUD
View
Price last confirmed 10 days ago
A
Retailer 10
-
$12,440 CAD
£7,010 GBP
View
A
Retailer 11
-
$12,904 CAD
$9,234 USD
View
Retailer 12
-
$12,904 CAD
$9,234 USD
View
Price last confirmed 28 days ago
A
Retailer 13
-
$13,456 CAD
$9,630 USD
View
Retailer 14
-
$14,066 CAD
$10,066 USD
View
Price last confirmed 34 days ago
B+
Retailer 15
-
$14,682 CAD
€10,006 EUR
View
Retailer 16
-
$14,817 CAD
$10,603 USD
View
Price last confirmed 11 days ago
B+
Retailer 17
-
$16,150 CAD
£9,100 GBP
View
Retailer 18
-
$16,240 CAD
ZAR 187,748 ZAR
View
Price last confirmed 11 days ago
B+
Retailer 19
-
$18,854 CAD
£10,624 GBP
View
Retailer 20
-
$22,507 CAD
$16,106 USD
View
Price last confirmed 36 days ago
Most Expensive
B
Diamond Quarter
1.27IFG64171BF4N · Nov 2
$30,066 CAD
£16,941 GBP
View
20 more retailers have this diamond
Prices start from $10,536 CADSave up to $19,529 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
$10,536 CAD