Radiant|Lab Grown|IGI

0.77ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG770687057

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG770687057

Diamond specifications and retailer prices

From $179 USD
HK$1,400 HKD
As of November 1, 2026
Save $378 USD (68%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,308 USD at MOH London · As of October 21, 2026
View at MOH London

About this 0.77ct lab-grown radiant diamond

This 0.77ct lab-grown radiant sits in the just-under-one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770687057 or 770687057. Listed at 20 retailers as of October 27, 2026, with a 211% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.77
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle43.9°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770687057
Dimensions6.62 × 4.62 × 2.86 mm
L/W Ratio1.43
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.62 mm4.62 mm0.77 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG770687057
Side View
Table 65.0%Crown 43.9°Girdle: MED-STKPavilion 32.6°Culet: NoneDepth 61.9%

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: Nov 1
Current: $1,308 USD|Low: $121 USD|High: $1,328 USD|Avg: $427 USD|-0.4%
MOH London
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
November 1, 2026
Retailer 5$126 USD
Retailer 4$146 USD
Retailer 19$166 USD
Retailer 6$200 USD
Retailer 17$258 USD
Retailer 2$269 USD
Retailer 12$271 USD
Retailer 7$279 USD
Retailer 8$299 USD
Retailer 13$376 USD
Retailer 18$384 USD
Retailer 9$394 USD
Retailer 15$431 USD
Retailer 14$450 USD
Retailer 16$472 USD
Retailer 3$501 USD
Retailer 10$558 USD
Retailer 11$823 USD
MOH London$1,308 USD

41 data points across 19 retailers

20 retailers$179 USD to $558 USD

Retailer 1
-
$126 USD
Price last confirmed 9 days ago
Retailer 2
-
$146 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$166 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$179 USD
HK$1,400 HKD
View
A
Retailer 5
-
$200 USD
View
A
Retailer 6
-
$258 USD
£203 GBP
View
A
Retailer 7
-
$269 USD
View
A
Retailer 8
-
$271 USD
€258 EUR
View
Retailer 9
-
$279 USD
ZAR 4,510 ZAR
View
Price last confirmed 15 days ago
Retailer 10
-
$299 USD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$376 USD
View
B+
Retailer 12
-
$384 USD
£302 GBP
View
B+
Retailer 13
-
$394 USD
View
B
Retailer 14
-
$431 USD
SGD 582 SGD
View
B+
Retailer 15
-
$450 USD
View
B+
Retailer 16
-
$472 USD
View
Retailer 17
-
$501 USD
View
Price last confirmed 7 days ago
B
Retailer 18
-
$558 USD
View
Retailer 19
-
$823 USD
£648 GBP
View
Price last confirmed 11 days ago
Most Expensive
MOH London
LG770687057 · Oct 21
$1,308 USD
£1,030 GBP
View
Price last confirmed 11 days ago
19 more retailers have this diamond
Prices start from $179 USDSave up to $378 USD

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
0.77ct Radiant
$179 USD