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Round|Lab Grown|IGI

1.03ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG825688121

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825688121

Diamond specifications and retailer prices

From $372 NZD
$209 USD
As of October 28, 2026
Save $3,110 NZD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,482 NZD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825688121 or 825688121. Listed at 21 retailers as of October 27, 2026, with prices from $372 to $3,482, a $3,110 spread on the same certified stone. Queensmith lists it at $3,482. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825688121
Dimensions6.48 × 6.45 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
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
6.48 mm6.45 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825688121
Side View
Table 57.0%Crown 35.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.9%

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: Oct 28
Current: $745 NZD|Low: $258 NZD|High: $2,421 NZD|Avg: $1,085 NZD|+8.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 12$372 NZD
Retailer 6$708 NZD
Retailer 5$712 NZD
Retailer 11$723 NZD
Retailer 1$745 NZD
Retailer 10$856 NZD
Retailer 3$900 NZD
Retailer 7$1,006 NZD
Retailer 9$1,061 NZD
Retailer 2$1,421 NZD
Retailer 8$1,929 NZD
Retailer 4$2,350 NZD

45 data points across 12 retailers

21 retailers$372 NZD to $3,482 NZD

Retailer 1
-
$315 NZD
$177 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$372 NZD
$209 USD
View
Final sale: no returns
Retailer 3
-
$379 NZD
$213 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$381 NZD
$214 USD
View
Price last confirmed 28 days ago
Retailer 5
-
$402 NZD
$226 USD
View
Price last confirmed 30 days ago
Retailer 6
-
$406 NZD
$228 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
$708 NZD
ZAR 6,420 ZAR
View
A
Retailer 8
-
$712 NZD
€381 EUR
View
A
Retailer 9
-
$723 NZD
$406 USD
View
A
Retailer 10
-
$745 NZD
£329 GBP
View
A
Retailer 11
-
$856 NZD
$481 USD
View
A
Retailer 12
-
$900 NZD
A$778 AUD
View
B+
Retailer 13
-
$1,006 NZD
A$869 AUD
View
B+
Retailer 14
-
$1,061 NZD
$596 USD
View
Retailer 15
-
$1,250 NZD
$702 USD
View
Price last confirmed 31 days ago
Retailer 16
-
$1,309 NZD
$735 USD
View
Price last confirmed 30 days ago
Retailer 17
-
$1,349 NZD
A$1,166 AUD
View
Price last confirmed 58 days ago
B+
Retailer 18
-
$1,421 NZD
$798 USD
View
B+
Retailer 19
-
$1,929 NZD
£853 GBP
View
B
Retailer 20
-
$2,350 NZD
$1,320 USD
View
Most Expensive
B
Queensmith
LG825688121 · Oct 27
$3,482 NZD
£1,540 GBP
View
20 more retailers have this diamond
Prices start from $372 NZDSave up to $3,110 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
$372 NZD