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Radiant|Lab Grown|IGI

1.55ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG677570735

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

Certificate IGI LG677570735

Diamond specifications and retailer prices

From $350 NZD
As of October 30, 2026
Save $1,962 NZD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,313 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG677570735 or 677570735. Listed at 17 retailers as of October 30, 2026, with prices from $350 to $2,313, a $1,962 spread on the same certified stone. Brilliant Earth lists it at $2,313. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677570735
Dimensions8.39 × 5.79 × 3.97 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.39 mm5.79 mm1.55 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677570735
Side View
Table 63.0%Crown 35.9°Girdle: MediumPavilion 36.8°Culet: NoneDepth 68.6%

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 30
Current: $2,313 NZD|Low: $336 NZD|High: $2,473 NZD|Avg: $1,074 NZD|-6.5%
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
November 2, 2026
Retailer 15$350 NZD
Retailer 6$406 NZD
Retailer 3$434 NZD
Retailer 13$434 NZD
Retailer 12$532 NZD
Retailer 8$744 NZD
Retailer 5$754 NZD
Retailer 9$792 NZD
Retailer 7$893 NZD
Retailer 2$1,176 NZD
Retailer 4$1,393 NZD
Retailer 11$1,619 NZD
Retailer 14$1,802 NZD
Retailer 10$2,026 NZD
Brilliant Earth$2,313 NZD

42 data points across 15 retailers

17 retailers$350 NZD to $2,313 NZD

A
Cheapest Retailer
-
$350 NZD
A
Retailer 2
-
$406 NZD
View
A
Retailer 3
-
$434 NZD
View
Retailer 4
-
$434 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$744 NZD
View
B+
Retailer 6
-
$754 NZD
View
A
Retailer 7
-
$792 NZD
View
A
Retailer 8
-
$891 NZD
View
A
Retailer 9
-
$893 NZD
View
B+
Retailer 10
-
$1,176 NZD
View
B+
Retailer 11
-
$1,343 NZD
View
B+
Retailer 12
-
$1,393 NZD
View
B+
Retailer 13
-
$1,487 NZD
View
Retailer 14
-
$1,619 NZD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
$1,802 NZD
View
B
Retailer 16
-
$2,026 NZD
View
Most Expensive
B
Brilliant Earth
15181609A · Nov 2
$2,313 NZD
$1,300 USD
View
16 more retailers have this diamond
Prices start from $350 NZDSave up to $1,962 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 Radiant
$350 NZD