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Round|Lab Grown|IGI

1.03ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG772633456

Shape and cutting style on the report: Round brilliant

Certificate IGI LG772633456

Diamond specifications and retailer prices

From $288 NZD
As of November 5, 2026
Save $1,617 NZD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,905 NZD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

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 LG772633456 or 772633456. Listed at 23 retailers as of November 5, 2026, with prices from $288 to $1,905, a $1,617 spread on the same certified stone. Reve Diamonds lists it at $1,905. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772633456
Dimensions6.48 × 6.45 × 3.96 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.48 mm6.45 mm1.03 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772633456
Side View
Table 59.0%Crown 35.5°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.3%

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 5
Current: $642 NZD|Low: $285 NZD|High: $1,905 NZD|Avg: $774 NZD|+2.3%
Retailer 1
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
Retailer 16
Retailer 17
Reve Diamonds
November 6, 2026
Retailer 8$288 NZD
Retailer 6$322 NZD
Retailer 16$333 NZD
Retailer 3$356 NZD
Retailer 5$356 NZD
Retailer 17$512 NZD
Retailer 13$569 NZD
Retailer 10$621 NZD
Retailer 1$642 NZD
Retailer 4$644 NZD
Retailer 2$788 NZD
Retailer 15$852 NZD
Retailer 11$1,121 NZD
Retailer 9$1,146 NZD
Retailer 14$1,210 NZD
Retailer 7$1,242 NZD
Retailer 12$1,660 NZD
Reve Diamonds$1,905 NZD

46 data points across 18 retailers

23 retailers$288 NZD to $1,905 NZD

Retailer 1
-
$285 NZD
Price last confirmed 45 days ago
A
Retailer 2
-
$288 NZD
View
A
Retailer 3
-
$322 NZD
View
Final sale: no returns
A
Retailer 4
-
$333 NZD
View
Retailer 5
-
$349 NZD
View
Price last confirmed 45 days ago
A
Retailer 6
-
$356 NZD
View
Retailer 7
-
$356 NZD
View
Price last confirmed 12 days ago
A
Retailer 8
-
$512 NZD
View
A
Retailer 9
-
$569 NZD
View
B+
Retailer 10
-
$621 NZD
View
B+
Retailer 11
-
$642 NZD
View
B+
Retailer 12
-
$644 NZD
View
B+
Retailer 13
-
$788 NZD
View
B+
Retailer 14
-
$852 NZD
View
B+
Retailer 15
-
$936 NZD
View
B
Retailer 16
-
$1,103 NZD
View
B
Retailer 17
-
$1,121 NZD
View
Retailer 18
-
$1,137 NZD
View
Price last confirmed 46 days ago
B
Retailer 19
-
$1,146 NZD
View
B
Retailer 20
-
$1,210 NZD
View
B
Retailer 21
-
$1,242 NZD
View
B
Retailer 22
-
$1,660 NZD
View
Most Expensive
B
Reve Diamonds
BF0AD8251 · Nov 6
$1,905 NZD
$1,071 USD
View
22 more retailers have this diamond
Prices start from $288 NZDSave up to $1,617 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
1.03ct Round
$288 NZD