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Round|Lab Grown|IGI

1.55ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG768680172

Shape and cutting style on the report: Round brilliant

Certificate IGI LG768680172

Diamond specifications and retailer prices

From $956 NZD
€513 EUR
As of October 27, 2026
Save $1,200 NZD (56%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,362 NZD at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

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 LG768680172 or 768680172. Listed at 20 retailers as of October 26, 2026, with a 126% 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

1.55
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768680172
Dimensions7.42 × 7.39 × 4.56 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
7.42 mm7.39 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768680172
Side View
Table 58.0%Crown 35.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.5%

Caratlytics Score

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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: $956 NZD|Low: $428 NZD|High: $2,362 NZD|Avg: $1,119 NZD|+5.1%
Retailer 1
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
Reve Diamonds
October 27, 2026
Retailer 9$431 NZD
Retailer 14$483 NZD
Retailer 18$500 NZD
Retailer 4$534 NZD
Retailer 5$534 NZD
Retailer 12$834 NZD
Retailer 19$868 NZD
Retailer 6$898 NZD
Retailer 17$904 NZD
Retailer 1$956 NZD
Retailer 13$962 NZD
Retailer 3$981 NZD
Retailer 16$1,246 NZD
Retailer 7$1,416 NZD
Retailer 2$1,446 NZD
Retailer 10$1,719 NZD
Retailer 8$1,811 NZD
Retailer 11$2,037 NZD
Retailer 15$2,145 NZD
Reve Diamonds$2,362 NZD

32 data points across 20 retailers

20 retailers$956 NZD to $2,156 NZD

Retailer 1
-
$431 NZD
$243 USD
Price last confirmed 10 days ago
Retailer 2
-
$500 NZD
$282 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$534 NZD
$301 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$534 NZD
$301 USD
View
Price last confirmed 9 days ago
Retailer 5
-
$834 NZD
£370 GBP
View
Price last confirmed 7 days ago
Retailer 6
-
$868 NZD
$489 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$898 NZD
$506 USD
View
Price last confirmed 7 days ago
Retailer 8
-
$904 NZD
ZAR 8,234 ZAR
View
Price last confirmed 10 days ago
A
Retailer 9
-
$956 NZD
€513 EUR
View
Retailer 10
-
$962 NZD
£427 GBP
View
Price last confirmed 7 days ago
Retailer 11
-
$981 NZD
$553 USD
View
Price last confirmed 8 days ago
Retailer 12
-
$1,246 NZD
A$1,080 AUD
View
Price last confirmed 9 days ago
Retailer 13
-
$1,416 NZD
$798 USD
View
Price last confirmed 7 days ago
Retailer 14
-
$1,446 NZD
$815 USD
View
Price last confirmed 12 days ago
Retailer 15
-
$1,719 NZD
$969 USD
View
Price last confirmed 9 days ago
Retailer 16
-
$1,811 NZD
$1,021 USD
View
Price last confirmed 7 days ago
B
Retailer 17
-
$2,037 NZD
$1,148 USD
View
Retailer 18
-
$2,145 NZD
£952 GBP
View
Price last confirmed 8 days ago
B
Retailer 19
-
$2,156 NZD
$1,215 USD
View
Most Expensive
Reve Diamonds
AC18A91B1 · Oct 25
$2,362 NZD
$1,331 USD
View
Price last confirmed 8 days ago
19 more retailers have this diamond
Prices start from $956 NZDSave up to $1,200 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
$956 NZD