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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 €9,939 EUR
As of November 4, 2026
Save €3,709 EUR (27%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €17,715 EUR 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
Colour
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: €17,715 EUR|Low: €9,939 EUR|High: €17,977 EUR|Avg: €13,319 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8€9,939 EUR
Retailer 6€10,900 EUR
Retailer 3€11,933 EUR
Retailer 7€12,132 EUR
Retailer 5€12,210 EUR
Retailer 4€13,648 EUR
Retailer 2€16,594 EUR
MOH London€17,715 EUR

45 data points across 8 retailers

23 retailers€9,939 EUR to €13,648 EUR

B
Cheapest Retailer
-
€9,939 EUR
B
Retailer 2
-
€10,552 EUR
View
B
Retailer 3
-
€10,628 EUR
View
B
Retailer 4
-
€10,635 EUR
View
B
Retailer 5
-
€10,900 EUR
View
Final sale: no returns
B
Retailer 6
-
€11,186 EUR
View
Retailer 7
-
€11,374 EUR
View
Price last confirmed 8 days ago
B
Retailer 8
-
€11,933 EUR
View
B
Retailer 9
-
€12,132 EUR
View
Retailer 10
-
€12,210 EUR
View
Price last confirmed 14 days ago
Retailer 11
-
€12,322 EUR
View
Price last confirmed 60 days ago
B
Retailer 12
-
€12,322 EUR
View
B
Retailer 13
-
€12,795 EUR
View
B
Retailer 14
-
€13,052 EUR
View
B
Retailer 15
-
€13,052 EUR
View
B
Retailer 16
-
€13,349 EUR
View
B
Retailer 17
-
€13,489 EUR
View
B
Retailer 18
-
€13,635 EUR
View
B
Retailer 19
-
€13,648 EUR
View
Retailer 20
-
€16,113 EUR
View
Price under review
Retailer 21
-
€16,594 EUR
View
Price under review
Most Expensive
MOH London
C12020941 · Nov 4
€17,715 EUR
£15,656 GBP
View
Price under review
21 more retailers have this diamond
Prices start from €9,939 EURSave up to €3,709 EUR

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
€9,939 EUR