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Round|Lab Grown|GIA

3.63ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • GIA 5423926281

Certificate GIA 5423926281

Diamond specifications and retailer prices

From £831 GBP
$1,114 USD
As of October 29, 2026
Save £2,948 GBP (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £3,779 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.63ct lab-grown round diamond

This 3.63ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5423926281. Listed at 16 retailers as of October 29, 2026, with prices from £831 to £3,779, a £2,948 spread on the same certified stone. Taylor and Hart lists it at £3,779. 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

3.63
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 5423926281
Dimensions10.00 × 9.96 × 6.03 mm
L/W Ratio1.00
Top View
10.00 mm9.96 mm3.63 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5423926281
Side View
Table 58.0%CrownGirdle: MediumPavilionCulet: NoneDepth 60.0%

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 29
Current: £3,439 GBP|Low: £667 GBP|High: £7,381 GBP|Avg: £2,219 GBP|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 29, 2026
Retailer 2£857 GBP
Retailer 8£931 GBP
Retailer 6£1,093 GBP
Retailer 4£1,222 GBP
Retailer 9£1,228 GBP
Retailer 3£1,354 GBP
Retailer 5£1,485 GBP
Retailer 7£1,534 GBP
Retailer 11£1,956 GBP
Retailer 10£2,571 GBP
Retailer 1£3,439 GBP
Taylor and Hart£3,779 GBP
Retailer 12£7,381 GBP

16 data points across 13 retailers

16 retailers£831 GBP to £3,779 GBP

A
Cheapest Retailer
-
£831 GBP
$1,114 USD
A
Retailer 2
-
£857 GBP
$1,148 USD
View
A
Retailer 3
-
£905 GBP
$1,212 USD
View
B+
Retailer 4
-
£931 GBP
$1,248 USD
View
Final sale: no returns
Retailer 5
-
£964 GBP
$1,292 USD
View
Price last confirmed 13 days ago
B+
Retailer 6
-
£964 GBP
$1,292 USD
View
B+
Retailer 7
-
£1,093 GBP
$1,465 USD
View
B+
Retailer 8
-
£1,228 GBP
$1,646 USD
View
Retailer 9
-
£1,485 GBP
$1,990 USD
View
Price last confirmed 9 days ago
B
Retailer 10
-
£1,534 GBP
$2,055 USD
View
B
Retailer 11
-
£1,956 GBP
$2,621 USD
View
B
Retailer 12
-
£1,996 GBP
$2,674 USD
View
B
Retailer 13
-
£2,571 GBP
View
B
Retailer 14
-
£3,439 GBP
View
Most Expensive
B
Taylor and Hart
BN95526 · Oct 30
£3,779 GBP
$5,064 USD
View
14 more retailers have this diamond
Prices start from £831 GBPSave up to £2,948 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
3.63ct Round
£831 GBP