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Radiant|Lab Grown|IGI

3.08ct F SI1 Radiant Lab Grown Diamond

VG • F/SI1 • IGI LG729548887

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

Certificate IGI LG729548887

Diamond specifications and retailer prices

From $1,477 NZD
As of November 6, 2026
Save $2,139 NZD (59%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,617 NZD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.08ct lab-grown radiant diamond

This 3.08ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG729548887 or 729548887. Listed at 7 retailers as of November 1, 2026, with prices from $1,477 to $3,617, a $2,139 spread on the same certified stone. Rare Carat lists it at $3,617. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.08
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729548887
Dimensions10.32 × 7.12 × 4.93 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
10.32 mm7.12 mm3.08 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729548887
Side View
Table 66.0%Crown 42.6°Girdle: Slightly ThickPavilion 36.8°Culet: NoneDepth 69.2%

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 6
Current: $3,617 NZD|Low: $1,432 NZD|High: $3,737 NZD|Avg: $2,380 NZD|-3.2%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 4$1,477 NZD
Retailer 2$1,526 NZD
Retailer 5$1,618 NZD
Retailer 6$1,910 NZD
Retailer 7$3,070 NZD
Retailer 3$3,429 NZD
Rare Carat$3,617 NZD

35 data points across 7 retailers

7 retailers$1,477 NZD to $3,617 NZD

B+
Cheapest Retailer
-
$1,477 NZD
A
Retailer 2
-
$1,526 NZD
View
A
Retailer 3
-
$1,618 NZD
View
B+
Retailer 4
-
$1,910 NZD
View
B
Retailer 5
-
$3,070 NZD
View
B
Retailer 6
-
$3,429 NZD
View
Most Expensive
B
Rare Carat
U-14-A_l_729548887 · Nov 1
$3,617 NZD
$2,005 USD
View
6 more retailers have this diamond
Prices start from $1,477 NZDSave up to $2,139 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
3.08ct Radiant
$1,477 NZD