Round|Lab Grown|IGI

5.56ct D VVS1 Round Lab Grown Diamond

EX • D/VVS1

Diamond specifications and retailer prices

From £3,297 GBP
$4,390 USD
As of October 29, 2026
Save £1,482 GBP (31%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £12,912 GBP at Helzberg Diamonds · As of October 30, 2026
View at Helzberg Diamonds

About this 5.56ct lab-grown round diamond

This 5.56ct lab-grown round sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI. Listed at 10 retailers as of October 28, 2026, with a 45% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.56
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions11.35 × 11.42 × 6.95 mm
L/W Ratio1.01
Top View
11.35 mm11.42 mm5.56 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 57.0%CrownGirdlePavilionCuletDepth 61.2%

Caratlytics Score

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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: Oct 29
Current: £12,912 GBP|Low: £3,278 GBP|High: £12,912 GBP|Avg: £5,369 GBP|+5.3%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 27, 2026
Retailer 2£3,297 GBP
Retailer 5£3,578 GBP
Retailer 3£3,824 GBP
Retailer 6£3,960 GBP
Retailer 4£4,778 GBP
Helzberg Diamonds£12,912 GBP

10 data points across 6 retailers

10 retailers£3,297 GBP to £4,778 GBP

B
Cheapest Retailer
-
£3,297 GBP
$4,390 USD
Retailer 2
-
£3,414 GBP
$4,547 USD
View
Price last confirmed 19 days ago
B
Retailer 3
-
£3,578 GBP
$4,765 USD
View
Retailer 4
-
£3,578 GBP
$4,765 USD
View
Price last confirmed 16 days ago
B
Retailer 5
-
£3,824 GBP
$5,092 USD
View
Retailer 6
-
£3,960 GBP
$5,274 USD
View
Price last confirmed 25 days ago
Retailer 7
-
£3,960 GBP
$5,274 USD
View
Price last confirmed 17 days ago
B
Retailer 8
-
£4,778 GBP
$6,363 USD
View
Retailer 9
-
£4,949 GBP
$6,591 USD
View
Price last confirmed 22 days ago
Most Expensive
Helzberg Diamonds
ZXZNOOMIPMIN · Oct 30
£12,912 GBP
$17,195 USD
View
Price under review
9 more retailers have this diamond
Prices start from £3,297 GBPSave up to £1,482 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.

B
5.56ct Round
£3,297 GBP