CaratHunter
Plans
Round|Lab Grown|IGI

1.40ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG488130644

Shape and cutting style on the report: Round brilliant

Certificate IGI LG488130644

Diamond specifications and retailer prices

From $3,316 NZD
$1,869 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $3,316 NZD at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 1.4ct lab-grown round diamond

This 1.4ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG488130644 or 488130644. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.40
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG488130644
Dimensions7.14 × 7.09 mm
L/W Ratio1.01
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
7.14 mm7.09 mm1.40 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG488130644
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $3,316 NZD|Low: $3,158 NZD|High: $4,178 NZD|Avg: $3,551 NZD|-20.6%
September 23, 2026
B2C Jewels$3,316 NZD

3 data points across 1 retailer

1 retailer

B
B2C Jewels
20038700 · Oct 29
$3,316 NZD
$1,869 USD
View

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.

B
1.40ct Round
$3,316 NZD