Round|Lab Grown|IGI

2.77ct F FL Round Lab Grown Diamond

ID • F/FL • IGI LG825675109

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825675109

Diamond specifications and retailer prices

From $1,280 AUD

$897 USD

As of November 1, 2026

Save $3,693 AUD (74%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: $8,183 AUD at Rare Carat · As of October 21, 2026

View at Rare Carat

About this 2.77ct lab-grown round diamond

This 2.77ct lab-grown round sits in the two to three carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825675109 or 825675109. Listed at 24 retailers as of November 1, 2026, with a 289% 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

2.77

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.8°

Pavilion angle40.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG825675109

Dimensions8.94 × 8.98 × 5.55 mm

L/W Ratio1.00

Girdle conditionFaceted

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG825675109

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: $8,183 AUD|Low: $1,280 AUD|High: $8,183 AUD|Avg: $3,518 AUD

Rare Carat

Retailer 2

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November 2, 2026

Retailer 4$1,280 AUD

Retailer 11$1,327 AUD

Retailer 12$1,577 AUD

Retailer 2$1,697 AUD

Retailer 8$1,881 AUD

Retailer 3$1,898 AUD

Retailer 9$2,029 AUD

Retailer 15$2,708 AUD

Retailer 14$3,161 AUD

Retailer 7$3,512 AUD

Retailer 13$3,730 AUD

Retailer 16$4,151 AUD

Retailer 5$4,442 AUD

Retailer 6$4,589 AUD

Retailer 10$4,973 AUD

Rare Carat$8,183 AUD

29 data points across 16 retailers

24 retailers$1,280 AUD to $4,973 AUD

Cheapest Retailer

$1,280 AUD

$897 USD

Final sale: no returns

Retailer 2

$1,327 AUD

$930 USD

View

Retailer 3

$1,577 AUD

$1,105 USD

View

Retailer 4

$1,585 AUD

$1,111 USD

View

Price last confirmed 26 days ago

Retailer 5

$1,621 AUD

$1,136 USD

View

Price last confirmed 15 days ago

Retailer 6

$1,651 AUD

$1,157 USD

View

Price last confirmed 38 days ago

Retailer 7

$1,697 AUD

£936 GBP

View

Retailer 8

$1,881 AUD

$1,318 USD

View

Price last confirmed 16 days ago

Retailer 9

$1,881 AUD

$1,318 USD

View

Price last confirmed 14 days ago

Retailer 10

$1,888 AUD

$1,323 USD

View

Price last confirmed 39 days ago

Retailer 11

$1,898 AUD

$1,330 USD

View

Retailer 12

$1,915 AUD

$1,342 USD

View

Price last confirmed 31 days ago

Retailer 13

$2,029 AUD

£1,119 GBP

View

Retailer 14

$2,447 AUD

HK$13,400 HKD

View

Price last confirmed 44 days ago

B+

Retailer 15

$2,708 AUD

$1,898 USD

View

B+

Retailer 16

$3,161 AUD

$2,215 USD

View

B+

Retailer 17

$3,512 AUD

ZAR 39,759 ZAR

View

Retailer 18

$3,589 AUD

$2,515 USD

View

Price last confirmed 26 days ago

B+

Retailer 19

$3,730 AUD

$2,614 USD

View

B+

Retailer 20

$4,151 AUD

$2,909 USD

View

B+

Retailer 21

$4,442 AUD

$3,113 USD

View

B+

Retailer 22

$4,589 AUD

$3,216 USD

View

B+

Retailer 23

$4,973 AUD

£2,744 GBP

View

Most Expensive

Rare Carat

NJ32 14 · Oct 21

$8,183 AUD

$5,735 USD

View

Price last confirmed 12 days ago

23 more retailers have this diamond

Prices start from $1,280 AUDSave up to $3,693 AUD

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.

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2.77ct Round

$1,280 AUD