Round|Natural|GIA

1.28ct G IF Round Natural Diamond

EX • G/IF • GIA 6482527978

Certificate GIA 6482527978

Diamond specifications and retailer prices

From $8,818 USD
As of October 30, 2026
Save $14,856 USD (63%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $23,674 USD at Diamond Quarter · As of October 29, 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 October 29, 2026, with prices from $8,818 to $23,674, a $14,856 spread on the same certified stone. Diamond Quarter lists it at $23,674. 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

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $10,234 USD|Low: $8,630 USD|High: $15,696 USD|Avg: $11,393 USD|+0.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 7$8,630 USD
Retailer 11$9,330 USD
Retailer 9$9,416 USD
Retailer 3$10,202 USD
Retailer 1$10,234 USD
Retailer 10$10,359 USD
Retailer 6$10,359 USD
Retailer 4$11,898 USD
Retailer 8$13,669 USD
Retailer 5$14,787 USD
Retailer 2$15,696 USD

41 data points across 11 retailers

18 retailers$8,818 USD to $23,674 USD

Retailer 1
-
$8,630 USD
Price last confirmed 9 days ago
Retailer 2
-
$8,655 USD
View
Price last confirmed 36 days ago
A
Retailer 3
-
$8,818 USD
View
A
Retailer 4
-
$9,330 USD
View
A
Retailer 5
-
$9,416 USD
View
Final sale: no returns
A
Retailer 6
-
$9,417 USD
View
A
Retailer 7
-
$10,202 USD
View
A
Retailer 8
-
$10,234 USD
£8,059 GBP
View
B+
Retailer 9
-
$10,359 USD
View
Retailer 10
-
$10,359 USD
A$15,937 AUD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$11,235 USD
View
B+
Retailer 12
-
$11,772 USD
View
B+
Retailer 13
-
$11,898 USD
€11,331 EUR
View
Retailer 14
-
$12,394 USD
View
Price last confirmed 8 days ago
Retailer 15
-
$13,669 USD
ZAR 220,829 ZAR
View
Price last confirmed 13 days ago
B+
Retailer 16
-
$14,787 USD
£11,643 GBP
View
B
Retailer 17
-
$15,696 USD
View
Most Expensive
B
Diamond Quarter
1.28IFG64785B8DN · Oct 29
$23,674 USD
£18,641 GBP
View
17 more retailers have this diamond
Prices start from $8,818 USDSave up to $14,856 USD

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
$8,818 USD