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Round|Lab Grown|IGI

1.77ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG728521196

Shape and cutting style on the report: Round brilliant

Certificate IGI LG728521196

Diamond specifications and retailer prices

From £485 GBP
$644 USD
As of October 27, 2026
Save £793 GBP (62%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,278 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.77ct lab-grown round diamond

This 1.77ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG728521196 or 728521196. Listed at 7 retailers as of October 27, 2026, with prices from £485 to £1,278, a £793 spread on the same certified stone. MOH London lists it at £1,278. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728521196
Dimensions7.79 × 7.81 × 4.83 mm
L/W Ratio1.00
Culet sizePointed
Top View
7.79 mm7.81 mm1.77 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728521196
Side View
Table 55.0%Crown 34.5°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: £1,278 GBP|Low: £395 GBP|High: £1,286 GBP|Avg: £681 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 7£395 GBP
Retailer 5£485 GBP
Retailer 3£523 GBP
Retailer 4£525 GBP
Retailer 2£580 GBP
Retailer 6£1,077 GBP
MOH London£1,278 GBP

39 data points across 7 retailers

7 retailers£485 GBP to £1,278 GBP

A
Retailer 1
-
£395 GBP
HK$4,100 HKD
Price last confirmed 55 days ago
B+
Retailer 2
-
£485 GBP
$644 USD
View
B+
Retailer 3
-
£523 GBP
$695 USD
View
B+
Retailer 4
-
£525 GBP
$698 USD
View
B+
Retailer 5
-
£580 GBP
View
B
Retailer 6
-
£1,077 GBP
$1,432 USD
View
Most Expensive
B
MOH London
LG728521196 · Oct 29
£1,278 GBP
View
6 more retailers have this diamond
Prices start from £485 GBPSave up to £793 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
1.77ct Round
£485 GBP