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Round|Lab Grown|IGI

1.27ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG815677097

Shape and cutting style on the report: Round brilliant

Certificate IGI LG815677097

Diamond specifications and retailer prices

From $410 NZD
As of November 4, 2026
Save $2,517 NZD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,927 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.27ct lab-grown round diamond

This 1.27ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG815677097 or 815677097. Listed at 22 retailers as of November 4, 2026, with prices from $410 to $2,927, a $2,517 spread on the same certified stone. Brilliant Earth lists it at $2,927. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815677097
Dimensions6.97 × 6.93 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.97 mm6.93 mm1.27 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815677097
Side View
Table 58.0%Crown 35.1°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.3%

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 4
Current: $2,927 NZD|Low: $410 NZD|High: $3,016 NZD|Avg: $1,263 NZD|-2.9%
Brilliant Earth
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
November 5, 2026
Retailer 3$410 NZD
Retailer 6$454 NZD
Retailer 5$642 NZD
Retailer 12$768 NZD
Retailer 10$784 NZD
Retailer 2$797 NZD
Retailer 4$970 NZD
Retailer 13$1,109 NZD
Retailer 11$1,162 NZD
Retailer 15$1,236 NZD
Retailer 9$1,508 NZD
Retailer 8$2,051 NZD
Retailer 14$2,138 NZD
Retailer 7$2,154 NZD
Brilliant Earth$2,927 NZD

33 data points across 15 retailers

22 retailers$410 NZD to $2,927 NZD

Retailer 1
-
$367 NZD
Price last confirmed 44 days ago
Retailer 2
-
$367 NZD
View
Price last confirmed 26 days ago
A
Retailer 3
-
$410 NZD
View
Final sale: no returns
Retailer 4
-
$426 NZD
View
Price last confirmed 44 days ago
Retailer 5
-
$449 NZD
View
Price last confirmed 42 days ago
Retailer 6
-
$454 NZD
View
Price last confirmed 24 days ago
Retailer 7
-
$454 NZD
View
Price last confirmed 34 days ago
B+
Retailer 8
-
$642 NZD
View
A
Retailer 9
-
$768 NZD
View
A
Retailer 10
-
$784 NZD
View
A
Retailer 11
-
$797 NZD
View
A
Retailer 12
-
$970 NZD
View
Retailer 13
-
$1,109 NZD
View
Price last confirmed 9 days ago
A
Retailer 14
-
$1,162 NZD
View
A
Retailer 15
-
$1,236 NZD
View
Retailer 16
-
$1,462 NZD
View
Price last confirmed 36 days ago
Retailer 17
-
$1,462 NZD
View
Price last confirmed 40 days ago
B+
Retailer 18
-
$1,508 NZD
View
B+
Retailer 19
-
$2,051 NZD
View
B+
Retailer 20
-
$2,138 NZD
View
B+
Retailer 21
-
$2,154 NZD
View
Most Expensive
B
Brilliant Earth
21017416A · Nov 4
$2,927 NZD
$1,650 USD
View
21 more retailers have this diamond
Prices start from $410 NZDSave up to $2,517 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
1.27ct Round
$410 NZD