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Oval|Lab Grown|IGI

1.55ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG778639794

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG778639794

Diamond specifications and retailer prices

From $983 NZD
$554 USD
As of October 29, 2026
Save $7,055 NZD (88%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $8,038 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.55ct lab-grown oval diamond

This 1.55ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778639794 or 778639794. Listed at 24 retailers as of October 29, 2026, with prices from $983 to $8,038, a $7,055 spread on the same certified stone. Brilliant Earth lists it at $8,038. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778639794
Dimensions9.23 × 6.54 × 4.09 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.23 mm6.54 mm1.55 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778639794
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.5%

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 29
Current: $8,038 NZD|Low: $944 NZD|High: $8,038 NZD|Avg: $2,963 NZD
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 30, 2026
Retailer 3$983 NZD
Retailer 5$1,102 NZD
Retailer 16$1,169 NZD
Retailer 7$1,219 NZD
Retailer 15$1,455 NZD
Retailer 11$1,606 NZD
Retailer 12$1,884 NZD
Retailer 13$1,902 NZD
Retailer 19$1,930 NZD
Retailer 9$2,044 NZD
Retailer 14$2,096 NZD
Retailer 20$2,740 NZD
Retailer 10$3,208 NZD
Retailer 8$3,542 NZD
Retailer 6$3,957 NZD
Retailer 2$4,267 NZD
Retailer 4$4,468 NZD
Retailer 17$5,302 NZD
Retailer 18$6,654 NZD
Brilliant Earth$8,038 NZD

34 data points across 20 retailers

24 retailers$983 NZD to $8,038 NZD

A
Cheapest Retailer
-
$983 NZD
$554 USD
A
Retailer 2
-
$1,102 NZD
$621 USD
View
A
Retailer 3
-
$1,169 NZD
$659 USD
View
Final sale: no returns
A
Retailer 4
-
$1,219 NZD
$687 USD
View
Retailer 5
-
$1,219 NZD
$687 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,455 NZD
$820 USD
View
A
Retailer 7
-
$1,606 NZD
$905 USD
View
A
Retailer 8
-
$1,884 NZD
$1,062 USD
View
A
Retailer 9
-
$1,902 NZD
£844 GBP
View
Retailer 10
-
$1,930 NZD
€1,036 EUR
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$2,044 NZD
$1,152 USD
View
B+
Retailer 12
-
$2,096 NZD
ZAR 19,088 ZAR
View
B+
Retailer 13
-
$2,740 NZD
$1,544 USD
View
B+
Retailer 14
-
$3,208 NZD
$1,808 USD
View
Retailer 15
-
$3,222 NZD
$1,816 USD
View
Price last confirmed 44 days ago
B+
Retailer 16
-
$3,542 NZD
£1,572 GBP
View
B+
Retailer 17
-
$3,957 NZD
$2,230 USD
View
B+
Retailer 18
-
$4,095 NZD
$2,308 USD
View
B
Retailer 19
-
$4,262 NZD
SGD 3,246 SGD
View
B
Retailer 20
-
$4,267 NZD
$2,405 USD
View
B
Retailer 21
-
$4,468 NZD
$2,518 USD
View
B
Retailer 22
-
$5,302 NZD
£2,353 GBP
View
B
Retailer 23
-
$6,654 NZD
$3,750 USD
View
Most Expensive
B
Brilliant Earth
21417346A · Oct 29
$8,038 NZD
$4,530 USD
View
23 more retailers have this diamond
Prices start from $983 NZDSave up to $7,055 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
1.55ct Oval
$983 NZD