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Round|Natural|GIA

1.28ct H VVS1 Round Natural Diamond

EX • H/VVS1 • GIA 10637141

Certificate GIA 10637141

Diamond specifications and retailer prices

From $15,544 CAD
As of November 4, 2026
Save $5,801 CAD (27%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $27,707 CAD at MOH London · As of November 4, 2026
View at MOH London

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 H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 10637141. Listed at 23 retailers as of November 4, 2026, with a 37% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
H
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 10637141
Dimensions7.06 × 7.10 × 4.28 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.06 mm7.10 mm1.28 ctH / VVS1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 10637141
Side View
Table 57.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 60.5%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $27,707 CAD|Low: $15,544 CAD|High: $28,118 CAD|Avg: $20,338 CAD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 8$15,544 CAD
Retailer 9$16,623 CAD
Retailer 6$17,048 CAD
Retailer 3$18,663 CAD
Retailer 7$18,975 CAD
Retailer 5$19,098 CAD
Retailer 2$21,346 CAD
Retailer 4$26,134 CAD
MOH London$27,707 CAD

45 data points across 9 retailers

23 retailers$15,544 CAD to $21,346 CAD

B
Cheapest Retailer
-
$15,544 CAD
B
Retailer 2
-
$16,505 CAD
View
B
Retailer 3
-
$16,623 CAD
View
B
Retailer 4
-
$16,634 CAD
View
B
Retailer 5
-
$17,048 CAD
View
Final sale: no returns
B
Retailer 6
-
$17,495 CAD
View
B
Retailer 7
-
$17,789 CAD
View
B
Retailer 8
-
$18,663 CAD
View
B
Retailer 9
-
$18,975 CAD
View
Retailer 10
-
$19,098 CAD
View
Price last confirmed 13 days ago
Retailer 11
-
$19,272 CAD
View
Price last confirmed 59 days ago
B
Retailer 12
-
$19,272 CAD
View
B
Retailer 13
-
$20,012 CAD
View
B
Retailer 14
-
$20,415 CAD
View
B
Retailer 15
-
$20,415 CAD
View
B
Retailer 16
-
$20,879 CAD
View
B
Retailer 17
-
$21,098 CAD
View
B
Retailer 18
-
$21,326 CAD
View
B
Retailer 19
-
$21,346 CAD
View
Retailer 20
-
$25,201 CAD
View
Price under review
Retailer 21
-
$26,134 CAD
View
Price under review
Most Expensive
MOH London
C12020941 · Nov 4
$27,707 CAD
£15,656 GBP
View
Price under review
21 more retailers have this diamond
Prices start from $15,544 CADSave up to $5,801 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
1.28ct Round
$15,544 CAD