CaratHunter
Plans
Round|Lab Grown|IGI

1.03ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG581317433

Shape and cutting style on the report: Round brilliant

Certificate IGI LG581317433

Diamond specifications and retailer prices

From $1,382 NZD
$777 USD
As of November 6, 2026
1 retailer carries this diamond
Only listing: $1,382 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 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG581317433 or 581317433. Listed at a single retailer as of November 6, 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

1.03
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG581317433
Dimensions6.52 × 6.49 × 3.94 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
6.52 mm6.49 mm1.03 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG581317433
Side View
Table 60.0%Crown 35.6°GirdlePavilion 40.5°Culet: NoneDepth 60.5%

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: Nov 6
Current: $1,382 NZD|Low: $576 NZD|High: $1,382 NZD|Avg: $867 NZD|+4.4%
B2C Jewels
Retailer 2
Retailer 3
Retailer 4
Retailer 5
September 23, 2026
Retailer 5$576 NZD
Retailer 3$655 NZD
Retailer 2$850 NZD
Retailer 4$1,126 NZD
B2C Jewels$1,382 NZD

8 data points across 5 retailers

1 retailer

B
B2C Jewels
21586456 · Nov 6
$1,382 NZD
$777 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
1.03ct Round
$1,382 NZD