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Round|Lab Grown|IGI

1.55ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG778660471

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778660471

Diamond specifications and retailer prices

From $345 NZD
$194 USD
As of November 1, 2026
Save $1,655 NZD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,000 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.55ct lab-grown round diamond

This 1.55ct 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 LG778660471 or 778660471. Listed at 19 retailers as of November 1, 2026, with prices from $345 to $2,000, a $1,655 spread on the same certified stone. MOH London lists it at $2,000. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778660471
Dimensions7.46 × 7.43 × 4.61 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.46 mm7.43 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778660471
Side View
Table 57.0%Crown 35.1°Girdle: MediumPavilion 41.3°Culet: NoneDepth 61.9%

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: Nov 1
Current: $2,000 NZD|Low: $345 NZD|High: $2,065 NZD|Avg: $973 NZD|-3.0%
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 2, 2026
Retailer 8$345 NZD
Retailer 4$386 NZD
Retailer 3$400 NZD
Retailer 17$428 NZD
Retailer 9$430 NZD
Retailer 12$667 NZD
Retailer 15$739 NZD
Retailer 5$745 NZD
Retailer 14$772 NZD
Retailer 10$839 NZD
Retailer 13$997 NZD
Retailer 19$1,022 NZD
Retailer 2$1,116 NZD
Retailer 18$1,376 NZD
Retailer 6$1,395 NZD
Retailer 7$1,471 NZD
Retailer 11$1,724 NZD
Retailer 16$1,777 NZD
MOH London$2,000 NZD

25 data points across 19 retailers

19 retailers$345 NZD to $2,000 NZD

A
Cheapest Retailer
-
$345 NZD
$194 USD
A
Retailer 2
-
$386 NZD
$217 USD
View
Final sale: no returns
A
Retailer 3
-
$400 NZD
$225 USD
View
A
Retailer 4
-
$428 NZD
$241 USD
View
Retailer 5
-
$430 NZD
$242 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$667 NZD
£295 GBP
View
A
Retailer 7
-
$739 NZD
ZAR 6,715 ZAR
View
B+
Retailer 8
-
$745 NZD
$419 USD
View
A
Retailer 9
-
$772 NZD
£342 GBP
View
A
Retailer 10
-
$839 NZD
$472 USD
View
A
Retailer 11
-
$997 NZD
A$863 AUD
View
A
Retailer 12
-
$1,022 NZD
$575 USD
View
B+
Retailer 13
-
$1,116 NZD
$628 USD
View
B+
Retailer 14
-
$1,376 NZD
$774 USD
View
B+
Retailer 15
-
$1,395 NZD
SGD 1,061 SGD
View
B+
Retailer 16
-
$1,471 NZD
$828 USD
View
B
Retailer 17
-
$1,724 NZD
$970 USD
View
B
Retailer 18
-
$1,777 NZD
$1,000 USD
View
Most Expensive
B
MOH London
LG778660471 · Nov 1
$2,000 NZD
£886 GBP
View
18 more retailers have this diamond
Prices start from $345 NZDSave up to $1,655 NZD

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
1.55ct Round
$345 NZD