Round|Natural|GIA

1.28ct G IF Round Natural Diamond

EX • G/IF • GIA 6482527978

Certificate GIA 6482527978

Diamond specifications and retailer prices

From $12,060 CAD
$8,630 USD
As of November 1, 2026
Save $21,023 CAD (64%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $33,082 CAD at Diamond Quarter · As of November 2, 2026
View at Diamond Quarter

About this 1.28ct natural round diamond

This 1.28ct 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 6482527978. Listed at 18 retailers as of November 1, 2026, with prices from $12,060 to $33,082, a $21,023 spread on the same certified stone. Diamond Quarter lists it at $33,082. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
G
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6482527978
Dimensions6.96 × 6.91 × 4.33 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.96 mm6.91 mm1.28 ctG / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6482527978
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.5%

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: $14,302 CAD|Low: $12,060 CAD|High: $20,799 CAD|Avg: $15,389 CAD|+0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 6$12,060 CAD
Retailer 9$13,038 CAD
Retailer 7$13,158 CAD
Retailer 1$14,302 CAD
Retailer 8$14,476 CAD
Retailer 5$14,476 CAD
Retailer 2$16,521 CAD
Retailer 4$19,333 CAD
Retailer 3$20,553 CAD

42 data points across 9 retailers

18 retailers$12,060 CAD to $33,082 CAD

A
Cheapest Retailer
-
$12,060 CAD
$8,630 USD
Retailer 2
-
$12,094 CAD
$8,655 USD
View
Price last confirmed 39 days ago
A
Retailer 3
-
$12,322 CAD
$8,818 USD
View
A
Retailer 4
-
$13,038 CAD
$9,330 USD
View
A
Retailer 5
-
$13,158 CAD
$9,416 USD
View
Final sale: no returns
A
Retailer 6
-
$13,159 CAD
$9,417 USD
View
A
Retailer 7
-
$14,256 CAD
$10,202 USD
View
A
Retailer 8
-
$14,302 CAD
£8,059 GBP
View
B+
Retailer 9
-
$14,476 CAD
$10,359 USD
View
Retailer 10
-
$14,476 CAD
A$15,937 AUD
View
Price last confirmed 10 days ago
B+
Retailer 11
-
$15,700 CAD
$11,235 USD
View
B+
Retailer 12
-
$16,450 CAD
$11,772 USD
View
B+
Retailer 13
-
$16,521 CAD
€11,260 EUR
View
Retailer 14
-
$17,319 CAD
$12,394 USD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
$19,333 CAD
ZAR 223,508 ZAR
View
B+
Retailer 16
-
$20,553 CAD
£11,581 GBP
View
B
Retailer 17
-
$21,934 CAD
$15,696 USD
View
Most Expensive
B
Diamond Quarter
1.28IFG64785B8DN · Nov 2
$33,082 CAD
£18,641 GBP
View
17 more retailers have this diamond
Prices start from $12,060 CADSave up to $21,023 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
1.28ct Round
$12,060 CAD