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Cushion|Lab Grown|GIA

2.51ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • GIA 1425614714

Certificate GIA 1425614714

Diamond specifications and retailer prices

From £555 GBP
$745 USD
As of November 3, 2026
Save £2,880 GBP (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,435 GBP at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 2.51ct lab-grown cushion diamond

This 2.51ct lab-grown cushion sits in the two to three carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1425614714. Listed at 15 retailers as of November 1, 2026, with prices from £555 to £3,435, a £2,880 spread on the same certified stone. Do Amore Diamonds lists it at £3,435. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.51
Carat
H
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.74°
Pavilion angle57.01°
OriginLab Grown
Grading LabGIA
CertificateGIA 1425614714
Dimensions7.93 × 7.76 × 5.25 mm
L/W Ratio1.02
Key to symbols
Growth Remnant
Top View
7.93 mm7.76 mm2.51 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1425614714
Side View
Table 60.0%Crown 37.74°Girdle: MediumPavilion 57.01°Culet: NoneDepth 67.6%

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 3
Current: £3,435 GBP|Low: £433 GBP|High: £4,471 GBP|Avg: £1,366 GBP|-23.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 4£479 GBP
Retailer 11£555 GBP
Retailer 8£563 GBP
Retailer 13£570 GBP
Retailer 7£604 GBP
Retailer 3£683 GBP
Retailer 10£1,175 GBP
Retailer 6£1,208 GBP
Retailer 2£1,276 GBP
Retailer 5£1,722 GBP
Retailer 12£2,300 GBP
Retailer 9£2,305 GBP
Do Amore Diamonds£3,435 GBP

40 data points across 13 retailers

15 retailers£555 GBP to £3,435 GBP

A
Cheapest Retailer
-
£555 GBP
$745 USD
A
Retailer 2
-
£563 GBP
$756 USD
View
Final sale: no returns
A
Retailer 3
-
£570 GBP
$765 USD
View
A
Retailer 4
-
£604 GBP
View
A
Retailer 5
-
£683 GBP
$917 USD
View
Retailer 6
-
£991 GBP
$1,330 USD
View
Price last confirmed 11 days ago
A
Retailer 7
-
£1,175 GBP
A$2,426 AUD
View
A
Retailer 8
-
£1,208 GBP
$1,621 USD
View
A
Retailer 9
-
£1,276 GBP
ZAR 27,670 ZAR
View
B+
Retailer 10
-
£1,431 GBP
CA$2,667 CAD
View
B+
Retailer 11
-
£1,722 GBP
$2,311 USD
View
Retailer 12
-
£1,771 GBP
$2,376 USD
View
Price last confirmed 20 days ago
Retailer 13
-
£2,300 GBP
View
Price last confirmed 7 days ago
B+
Retailer 14
-
£2,305 GBP
$3,093 USD
View
Most Expensive
B
Do Amore Diamonds
27-676FC9D50 · Nov 1
£3,435 GBP
$4,610 USD
View
14 more retailers have this diamond
Prices start from £555 GBPSave up to £2,880 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
2.51ct Cushion
£555 GBP