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Radiant|Lab Grown|IGI

1.55ct F VVS1 Radiant Lab Grown Diamond

EX • F/VVS1 • IGI LG756575281

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

Certificate IGI LG756575281

Diamond specifications and retailer prices

From $803 NZD
As of November 6, 2026
Save $2,607 NZD (76%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,409 NZD at Brilliant Earth · As of November 6, 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG756575281 or 756575281. Listed at 6 retailers as of November 6, 2026, with prices from $803 to $3,409, a $2,607 spread on the same certified stone. Brilliant Earth lists it at $3,409. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756575281
Dimensions8.30 × 5.90 × 3.65 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.30 mm5.90 mm1.55 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756575281
Side View
Table 67.0%Crown 44.6°Girdle: MED-STKPavilion 33.3°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 6
Current: $3,409 NZD|Low: $685 NZD|High: $3,518 NZD|Avg: $1,536 NZD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 4$803 NZD
Retailer 3$938 NZD
Retailer 7$1,151 NZD
Retailer 2$1,210 NZD
Retailer 5$1,854 NZD
Retailer 6$1,972 NZD
Brilliant Earth$3,409 NZD

13 data points across 7 retailers

6 retailers$803 NZD to $3,409 NZD

B+
Cheapest Retailer
-
$803 NZD
A
Retailer 2
-
$938 NZD
View
B+
Retailer 3
-
$1,210 NZD
View
B+
Retailer 4
-
$1,854 NZD
View
Retailer 5
-
$1,972 NZD
View
Price last confirmed 30 days ago
Most Expensive
B
Brilliant Earth
17517717A · Nov 6
$3,409 NZD
$1,890 USD
View
5 more retailers have this diamond
Prices start from $803 NZDSave up to $2,607 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
$803 NZD