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Round|Lab Grown|IGI

1.55ct E VVS1 Round Lab Grown Diamond

ID • E/VVS1 • IGI LG770649193

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770649193

Diamond specifications and retailer prices

From $472 NZD
$266 USD
As of October 29, 2026
Save $2,019 NZD (81%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $4,418 NZD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG770649193 or 770649193. Listed at 25 retailers as of October 29, 2026, with a 428% 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
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770649193
Dimensions7.41 × 7.44 × 4.60 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
Top View
7.41 mm7.44 mm1.55 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770649193
Side View
Table 59.0%Crown 35.2°Girdle: MED-STKPavilion 41.6°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: Oct 29
Current: $4,418 NZD|Low: $472 NZD|High: $4,418 NZD|Avg: $1,299 NZD
Brilliant Earth
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
October 31, 2026
Retailer 7$472 NZD
Retailer 5$586 NZD
Retailer 8$586 NZD
Retailer 12$672 NZD
Retailer 14$781 NZD
Retailer 4$790 NZD
Retailer 16$1,005 NZD
Retailer 2$1,054 NZD
Retailer 11$1,105 NZD
Retailer 9$1,118 NZD
Retailer 3$1,361 NZD
Retailer 6$1,485 NZD
Retailer 10$1,881 NZD
Retailer 13$2,220 NZD
Retailer 15$2,357 NZD
Brilliant Earth$4,418 NZD

24 data points across 16 retailers

25 retailers$472 NZD to $2,491 NZD

A
Cheapest Retailer
-
$472 NZD
$266 USD
A
Retailer 2
-
$527 NZD
$297 USD
View
Final sale: no returns
A
Retailer 3
-
$586 NZD
$330 USD
View
A
Retailer 4
-
$586 NZD
$330 USD
View
A
Retailer 5
-
$672 NZD
$379 USD
View
A
Retailer 6
-
$781 NZD
£346 GBP
View
B+
Retailer 7
-
$784 NZD
$442 USD
View
A
Retailer 8
-
$790 NZD
$445 USD
View
A
Retailer 9
-
$1,005 NZD
ZAR 9,153 ZAR
View
A
Retailer 10
-
$1,054 NZD
$594 USD
View
A
Retailer 11
-
$1,054 NZD
€566 EUR
View
B+
Retailer 12
-
$1,063 NZD
$599 USD
View
B+
Retailer 13
-
$1,105 NZD
A$958 AUD
View
B+
Retailer 14
-
$1,118 NZD
£496 GBP
View
B+
Retailer 15
-
$1,361 NZD
A$1,180 AUD
View
B+
Retailer 16
-
$1,485 NZD
$837 USD
View
B
Retailer 17
-
$1,878 NZD
SGD 1,430 SGD
View
B+
Retailer 18
-
$1,881 NZD
$1,060 USD
View
B
Retailer 19
-
$1,971 NZD
$1,111 USD
View
B
Retailer 20
-
$2,134 NZD
$1,203 USD
View
B
Retailer 21
-
$2,220 NZD
A$1,925 AUD
View
B
Retailer 22
-
$2,252 NZD
$1,269 USD
View
B+
Retailer 23
-
$2,357 NZD
£1,046 GBP
View
B
Retailer 24
-
$2,491 NZD
$1,404 USD
View
Most Expensive
Brilliant Earth
18437401A · Oct 16
$4,418 NZD
$2,490 USD
View
Price last confirmed 15 days ago
24 more retailers have this diamond
Prices start from $472 NZDSave up to $2,019 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
$472 NZD