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Round|Natural|GIA

1.40ct D VVS1 Round Natural Diamond

EX • D/VVS1 • GIA 1559290121

Certificate GIA 1559290121

Diamond specifications and retailer prices

From £9,620 GBP
HK$100,700 HKD
As of October 30, 2026
Save £7,783 GBP (45%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £17,403 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.4ct natural round diamond

This 1.4ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 1559290121. Listed at 22 retailers as of October 29, 2026, with prices from £9,620 to £17,403, a £7,783 spread on the same certified stone. MOH London lists it at £17,403. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1559290121
Dimensions7.27 × 7.29 × 4.39 mm
L/W Ratio1.00
Key to symbols
Pinpoint
Top View
7.27 mm7.29 mm1.40 ctD / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559290121
Side View
Table 59.0%Crown 31.5°Girdle: MED-MEDPavilion 41.8°Culet: NoneDepth 60.3%

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 30
Current: £17,403 GBP|Low: £10,109 GBP|High: £17,519 GBP|Avg: £13,116 GBP|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 8£10,109 GBP
Retailer 4£11,588 GBP
Retailer 6£11,724 GBP
Retailer 7£11,755 GBP
Retailer 3£12,174 GBP
Retailer 9£13,050 GBP
Retailer 2£13,449 GBP
Retailer 5£16,089 GBP
MOH London£17,403 GBP

40 data points across 9 retailers

22 retailers£9,620 GBP to £17,403 GBP

A
Cheapest Retailer
-
£9,620 GBP
HK$100,700 HKD
B+
Retailer 2
-
£10,109 GBP
€12,900 EUR
View
B+
Retailer 3
-
£10,897 GBP
A$22,463 AUD
View
Retailer 4
-
£10,945 GBP
SGD 19,817 SGD
View
Price last confirmed 19 days ago
B+
Retailer 5
-
£11,248 GBP
$15,071 USD
View
B+
Retailer 6
-
£11,588 GBP
View
B
Retailer 7
-
£11,724 GBP
$15,709 USD
View
Final sale: no returns
Retailer 8
-
£11,755 GBP
A$24,232 AUD
View
Price last confirmed 27 days ago
B+
Retailer 9
-
£11,979 GBP
$16,050 USD
View
B+
Retailer 10
-
£12,041 GBP
$16,134 USD
View
B+
Retailer 11
-
£12,174 GBP
View
Retailer 12
-
£12,235 GBP
$16,393 USD
View
Price last confirmed 15 days ago
B+
Retailer 13
-
£12,750 GBP
View
B+
Retailer 14
-
£12,967 GBP
$17,374 USD
View
B+
Retailer 15
-
£13,050 GBP
$17,486 USD
View
B+
Retailer 16
-
£13,254 GBP
$17,759 USD
View
B+
Retailer 17
-
£13,449 GBP
€17,162 EUR
View
B+
Retailer 18
-
£13,594 GBP
$18,214 USD
View
B+
Retailer 19
-
£13,764 GBP
$18,442 USD
View
B
Retailer 20
-
£15,703 GBP
$21,040 USD
View
Retailer 21
-
£16,089 GBP
ZAR 348,263 ZAR
View
Price last confirmed 13 days ago
Most Expensive
B
MOH London
E378BAA35 · Oct 29
£17,403 GBP
View
21 more retailers have this diamond
Prices start from £9,620 GBPSave up to £7,783 GBP

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
1.40ct Round
£9,620 GBP