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Round|Lab Grown|IGI

2.77ct E FL Round Lab Grown Diamond

EX • E/FL

Diamond specifications and retailer prices

From £661 GBP
$886 USD
As of October 29, 2026
Save £3,029 GBP (82%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £3,690 GBP at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 2.77ct lab-grown round diamond

This 2.77ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI. Listed at 4 retailers as of October 29, 2026, with prices from £661 to £3,690, a £3,029 spread on the same certified stone. Helzberg Diamonds lists it at £3,690. 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

2.77
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions9.18 × 9.23 × 5.39 mm
L/W Ratio1.01
Top View
9.18 mm9.23 mm2.77 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 60.0%CrownGirdlePavilionCuletDepth 58.7%

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: £3,690 GBP|Low: £661 GBP|High: £4,352 GBP|Avg: £2,061 GBP|-15.2%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
October 24, 2026
Retailer 3£661 GBP
Retailer 2£719 GBP
Retailer 4£2,156 GBP
Helzberg Diamonds£3,690 GBP

10 data points across 4 retailers

4 retailers£661 GBP to £3,690 GBP

A
Cheapest Retailer
-
£661 GBP
$886 USD
A
Retailer 2
-
£719 GBP
$964 USD
View
B+
Retailer 3
-
£2,156 GBP
$2,889 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZNPKMILKKK · Oct 29
£3,690 GBP
$4,944 USD
View
3 more retailers have this diamond
Prices start from £661 GBPSave up to £3,029 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
2.77ct Round
£661 GBP