Round|Lab Grown|IGI

3.55ct F VVS2 Round Lab Grown Diamond

EX • F/VVS2 • IGI LG841636028

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841636028

Diamond specifications and retailer prices

From £434 GBP

$581 USD

As of November 1, 2026

Save £2,738 GBP (86%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: £3,172 GBP at Helzberg Diamonds · As of November 1, 2026

View at Helzberg Diamonds

About this 3.55ct lab-grown round diamond

This 3.55ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841636028 or 841636028. Listed at 23 retailers as of November 1, 2026, with prices from £434 to £3,172, a £2,738 spread on the same certified stone. Helzberg Diamonds lists it at £3,172. 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

3.55

Carat

Colour

VVS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.3°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG841636028

Dimensions9.88 × 9.91 × 5.87 mm

L/W Ratio1.00

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG841636028

Side View

Caratlytics Score

How it works →

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 1

Current: £3,172 GBP|Low: £434 GBP|High: £3,172 GBP|Avg: £1,208 GBP

Helzberg 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

Retailer 14

Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

Retailer 20

Retailer 21

Retailer 22

Retailer 23

November 2, 2026

Retailer 3£434 GBP

Retailer 23£485 GBP

Retailer 6£537 GBP

Retailer 10£537 GBP

Retailer 12£602 GBP

Retailer 19£634 GBP

Retailer 7£677 GBP

Retailer 15£720 GBP

Retailer 11£813 GBP

Retailer 13£837 GBP

Retailer 21£902 GBP

Retailer 4£1,102 GBP

Retailer 20£1,135 GBP

Retailer 22£1,167 GBP

Retailer 2£1,225 GBP

Retailer 5£1,414 GBP

Retailer 17£1,570 GBP

Retailer 8£1,731 GBP

Retailer 16£1,732 GBP

Retailer 9£1,740 GBP

Retailer 14£1,776 GBP

Retailer 18£2,334 GBP

Helzberg Diamonds£3,172 GBP

20 data points across 23 retailers

23 retailers£434 GBP to £3,172 GBP

Cheapest Retailer

£434 GBP

$581 USD

Retailer 2

£485 GBP

$650 USD

View

Retailer 3

£537 GBP

$720 USD

View

Retailer 4

£537 GBP

$720 USD

View

Price last confirmed 16 days ago

Retailer 5

£602 GBP

HK$6,300 HKD

View

Retailer 6

£634 GBP

$850 USD

View

Retailer 7

£677 GBP

View

Price last confirmed 16 days ago

B+

Retailer 8

£720 GBP

$965 USD

View

Retailer 9

£813 GBP

$1,089 USD

View

Retailer 10

£837 GBP

View

Retailer 11

£902 GBP

€1,151 EUR

View

B+

Retailer 12

£1,102 GBP

$1,477 USD

View

B+

Retailer 13

£1,135 GBP

A$2,340 AUD

View

B+

Retailer 14

£1,167 GBP

ZAR 25,268 ZAR

View

B+

Retailer 15

£1,225 GBP

$1,642 USD

View

B+

Retailer 16

£1,414 GBP

$1,894 USD

View

Retailer 17

£1,570 GBP

View

Retailer 18

£1,731 GBP

$2,319 USD

View

Retailer 19

£1,732 GBP

SGD 3,136 SGD

View

Retailer 20

£1,740 GBP

$2,332 USD

View

Retailer 21

£1,776 GBP

$2,380 USD

View

Retailer 22

£2,334 GBP

View

Most Expensive

Helzberg Diamonds

ZXZOKHMJMGIO · Nov 1

£3,172 GBP

$4,250 USD

View

22 more retailers have this diamond

Prices start from £434 GBPSave up to £2,738 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.

Similar diamonds

3.55ct Round

£434 GBP